Goodbye Joe

2019-04-21 04:55:18 @ Hacker News 200

Article URL: https://ferd.ca/goodbye-joe.html Comments URL: https://news.ycombinator.com/item?id=19710288 Points: 271 # Comments: 5 Tweet

Half of England Is Owned by Less Than 1% of Its Population, Researcher Says

2019-04-20 22:39:19 @ Hacker News 200

Article URL: https://www.nytimes.com/2019/04/19/world/europe/england-land-inequality.html Comments URL: https://news.ycombinator.com/item?id=19708742 Points: 277 # Comments: 166 Tweet

A visual proof that neural nets can compute any function

2019-04-20 22:10:07 @ Hacker News 200

Article URL: http://neuralnetworksanddeeplearning.com/chap4.html Comments URL: https://news.ycombinator.com/item?id=19708620 Points: 209 # Comments: 87 Tweet

In Case You Missed It: Highlights from TED2019

2019-04-20 20:39:36 @ TED Blog

Twelve mainstage sessions, two rocking sessions of talks from TED Fellows, a special session of TED Unplugged, a live podcast recording and much more amounted to an unforgettable week at TED2019. Tweet

We Don't Have a Talent Shortage. We Have a Sucker Shortage

2019-04-20 18:56:04 @ Hacker News 200

Article URL: https://resumeskills.us/talent/shortage Comments URL: https://news.ycombinator.com/item?id=19707543 Points: 1151 # Comments: 643 Tweet

Isogeny-based encryption

2019-04-20 17:17:20 @ The Endeavour

If and when large quantum computers become practical, all currently widely deployed method for public key cryptography will break. Even the most optimistic proponents of quantum computing believe such computers are years away, maybe decades. But it also ta Tweet

Joe Armstrong has died

2019-04-20 15:50:28 @ Hacker News 200

Article URL: https://twitter.com/FrancescoC/status/1119596234166218754 Comments URL: https://news.ycombinator.com/item?id=19706514 Points: 1769 # Comments: 177 Tweet

Reseña: “Microbiota” de Ignacio López-Goñi

2019-04-20 13:43:02 @ La Ciencia de la Mula Francis

“Una buena microbiota es sinónimo de una buena salud. [La] microbiota es esa comunidad de microorganismos buenos que viven en nuestro cuerpo, gracias a los cuales podemos incluso disfrutar de […] La entrada Reseña: “Microbiota” de I Tweet

Vendors must start adding physical on/off switches to devices that can spy on us

2019-04-20 12:27:06 @ Hacker News 200

Article URL: https://larrysanger.org/2019/04/vendors-must-start-adding-physical-on-off-switches-to-devices-that-can-spy-on-us/ Comments URL: https://news.ycombinator.com/item?id=19705741 Points: 349 # Comments: 149 Tweet

Podcast CB S&R 211: Especies humanas ancestrales, metano en Marte, cáncer de páncreas y más

2019-04-20 10:10:14 @ La Ciencia de la Mula Francis

He participado en el episodio 211 del podcast Coffee Break: Señal y Ruido [iVoox, iTunes], titulado “Ep211: Especies Humanas Ancestrales; Metano en Marte; ¿Exoplaneta Proxima c?; Cáncer de Páncreas”, 18 Abr 2019. “Todos los comentarios vertidos […] L Tweet

Working as a librarian gave me PTSD symptoms

2019-04-20 08:31:01 @ Hacker News 200

Article URL: https://www.latimes.com/opinion/op-ed/la-oe-oliver-librarian-the-public-movie-20190419-story.html Comments URL: https://news.ycombinator.com/item?id=19705124 Points: 207 # Comments: 234 Tweet

Python overtakes JavaScript as most questioned language on StackOverflow

2019-04-20 06:22:00 @ Hacker News 200

Article URL: https://www.globalapptesting.com/blog/picking-apart-stackoverflow-what-bugs-developers-the-most Comments URL: https://news.ycombinator.com/item?id=19704792 Points: 271 # Comments: 146 Tweet

Commit messages guide

2019-04-20 04:31:52 @ Hacker News 200

Article URL: https://github.com/RomuloOliveira/commit-messages-guide Comments URL: https://news.ycombinator.com/item?id=19704486 Points: 366 # Comments: 166 Tweet

Show HN: Should you buy a house and rent it out?

2019-04-20 04:08:44 @ Hacker News 200

Article URL: https://causal.app/buy-to-rent/ Comments URL: https://news.ycombinator.com/item?id=19704418 Points: 321 # Comments: 220 Tweet

The Mueller Report Can’t Be Copyrighted, Is Flagged by Copyright Bots Anyway

2019-04-20 03:45:32 @ Hacker News 200

Article URL: https://www.eff.org/takedowns/mueller-report-cant-be-copyrighted-flagged-copyright-bots-anyway Comments URL: https://news.ycombinator.com/item?id=19704347 Points: 320 # Comments: 40 Tweet

Chinese spies stole trade secrets from Dutch chip machine maker ASML: report

2019-04-20 01:37:16 @ Hacker News 200

Article URL: https://nltimes.nl/2019/04/11/chinese-spies-stole-trade-secrets-dutch-chip-maker-asml-report Comments URL: https://news.ycombinator.com/item?id=19703909 Points: 209 # Comments: 68 Tweet

“Presence creates possibility”: America Ferrera at TED2019

2019-04-20 01:31:10 @ TED Blog

“My identity is not an obstacle — it’s my superpower,” says America Ferrera onstage at TED2019. As an Emmy-award winning actor, director and producer, Ferrara crafts characters and stories that are multi-dimensional and deeply human. It hasn’t been e Tweet

The TED2019 film festival: Conference shorts

2019-04-19 23:33:12 @ TED Blog

At TED2019, as we explored concepts, research findings and insights bigger than us (you see what we did there?), these conference shorts cleansed our mental palettes between TED Talks and helped playfully introduce sessions throughout the week. Enjoy these Tweet

Scribd taking down the Mueller Report is the future the EU has voted for

2019-04-19 23:00:52 @ Hacker News 200

Article URL: https://qz.com/1599975/scribd-taking-down-the-mueller-report-is-what-eu-article-13-looks-like/ Comments URL: https://news.ycombinator.com/item?id=19702965 Points: 238 # Comments: 97 Tweet

Meaning: Notes from Session 12 of TED2019

2019-04-19 22:58:25 @ TED Blog

The final session of TED2019 was a spectacle. From powerful calls to civic engagement and ancestorship to stories of self and perseverance, the session wrapped an incredible week and soared through the end with an unforgettable, totally improvised wrap-up. Tweet

Bigger than us: The art on screen at TED2019

2019-04-19 22:57:04 @ TED Blog

The TED2019 theme, Bigger Than Us, promises to be larger than life — big ideas, monumental insights, out-of-this-world discoveries, and more! — so naturally, the session art must deliver that sense of awe too, and does. Colours & Shapes, a Vancouver-ba Tweet

26 States Now Ban or Restrict Community Broadband

2019-04-19 22:39:33 @ Hacker News 200

Article URL: https://motherboard.vice.com/en_us/article/kzmana/report-26-states-now-ban-or-restrict-community-broadband Comments URL: https://news.ycombinator.com/item?id=19702803 Points: 470 # Comments: 144 Tweet

Anyone can be an underwater explorer: Trident underwater drone at TED2019

2019-04-19 21:47:19 @ TED Blog

Throughout the week, attendees used Trident underwater drones throughout the world to explore kelp fields in Monterey Bay, meet reef fish in Indonesia and even glimpse a sea turtle in Oahu. Tweet

Ask HN: One-person SaaS apps that are profitable?

2019-04-19 20:27:41 @ Hacker News 200

Hi HN,Do you know any one man SaaS app that are profitable?I'm asking this because I'm considering starting a SaaS app as a side project, and I'm looking for some inspiration.Thanks!Note: this is was previously on HN here[1], but it's been few years, and Tweet

Applied Category Theory

2019-04-19 20:25:28 @ Hacker News 200

Article URL: https://ocw.mit.edu/courses/mathematics/18-s097-applied-category-theory-january-iap-2019/index.htm Comments URL: https://news.ycombinator.com/item?id=19701767 Points: 479 # Comments: 100 Tweet

Biosíntesis podcast BS#3: Migración de leucocitos, Sydney Brenner, cáncer, microbiota y mucho más

2019-04-19 20:02:47 @ La Ciencia de la Mula Francis

Ya puedes disfrutar del tercer episodio del podcast Biosíntesis [Medium, iVoox, iTunes, Google podcasts, Spotify, TuneIn, Radio Public, PlayerFM]. Cada quince días presentamos artículos científicos sobre bioquímica y biología molecular relevantes en biomed Tweet

In Case You Missed It: Highlights from day 4 of TED2019

2019-04-19 19:46:35 @ TED Blog

Day 4 of TED2019 played on some of the more powerful forces in the world: mystery, play, connection, wonder and awe. Tweet

Micro-promotions and mentorship: impact of small actions in engineering culture

2019-04-19 19:40:36 @ Hacker News 200

Article URL: https://circleci.com/blog/micro-promotions-and-mentorship-the-big-impact-of-small-actions-in-an-engineering-culture/ Comments URL: https://news.ycombinator.com/item?id=19701416 Points: 310 # Comments: 159 Tweet

Steelcase at TED2019: A colorful mural spreads an inspiring message of collaboration

2019-04-19 18:24:57 @ TED Blog

Every day at every workplace around the world, employees engage in a ballet. Each of us has a role to play, and we alternate between solo moments and collaborative interludes, between scripted choreography and improv. While the members and the steps may ch Tweet

The Apache News Round-up: week ending 19 April 2019

2019-04-19 16:15:33 @ ASF

Mid-month Friday review, on a holiday weekend! Let's see what the Apache community has been up to over the past week: ASF Board –management and oversight of the business affairs of the corporation in accordance with the Foundation's bylaws. - Tweet

iOS Dev Weekly - Issue 400 - Apr 19th 2019

2019-04-19 16:00:00 @ iOS Weekly

Comment I honestly didn't think I'd last even a few months writing this newsletter when it started back in 2011. I certainly wouldn't have believed you if you'd have told me I would hit the publish button 400 times ov Tweet

Fastly S-1

2019-04-19 14:07:10 @ Hacker News 200

Article URL: https://www.sec.gov/Archives/edgar/data/1517413/000119312519111675/d702138ds1.htm Comments URL: https://news.ycombinator.com/item?id=19698834 Points: 256 # Comments: 158 Tweet

Learning Parser Combinators with Rust

2019-04-19 13:24:38 @ Hacker News 200

Article URL: https://bodil.lol/parser-combinators/ Comments URL: https://news.ycombinator.com/item?id=19698598 Points: 283 # Comments: 63 Tweet

How to register a company in the USA: the most comprehensive guide for founders

2019-04-19 11:35:59 @ Hacker News 200

Article URL: http://aynuriev.com/how-to-register-company-usa/ Comments URL: https://news.ycombinator.com/item?id=19698151 Points: 299 # Comments: 33 Tweet

Wonder: Notes from Session 11 of TED2019

2019-04-19 08:02:35 @ TED Blog

Session 11 of TED2019 amazed, enriched, inspired and dazzled — diving deep into the creative process, exploring what it’s like to live as an artwork and soaring into deep space. The event: Talks and performances from TED2019, Session 11: Wonder Tweet

The key to creativity? Start paying attention: Joseph Gordon-Levitt speaks at TED2019

2019-04-19 05:06:06 @ TED Blog

“I’m an actor, so I’m a bit of an expert on … well, nothing really,” says Joseph Gordon-Levitt onstage at TED2019. Jokes aside, there’s one thing he does know really well: what it feels like to get attention. He’s gotten a lot of it — since he played Tweet

Co-creating an “experiential experiment” to measure awe

2019-04-19 05:02:23 @ TED Blog

“You have to start with an interesting question,” says neuroscientist Beau Lotto. We’re talking over Skype with collaborator Geneviève Laurendeau, the corporate PR manager at Cirque du Soleil, to discuss their year-long science project: an experiment to me Tweet

A doubly exponential upper bound on noisy EPR states for binary games. (arXiv:1904.08832v1 [quant-ph])

2019-04-19 03:30:00 @ cs.CC updates on arXiv.org

This paper initiates the study of a class of entangled-games, mono-state games, denoted by $(G,\psi)$, where $G$ is a two-player one-round game and $\psi$ is a bipartite state independent of the game $G$. In the mono-state game $(G,\psi)$, the players are Tweet

Quantum Lower Bounds for Approximate Counting via Laurent Polynomials. (arXiv:1904.08914v1 [quant-ph])

2019-04-19 03:30:00 @ cs.CC updates on arXiv.org

This paper proves new limitations on the power of quantum computers to solve approximate counting -- that is, multiplicatively estimating the size of a nonempty set $S\subseteq [N]$. Given only a membership oracle for $S$, it is well known that approximate Tweet

Efficient enumeration of solutions produced by closure operations. (arXiv:1712.03714v3 [cs.CC] UPDATED)

2019-04-19 03:30:00 @ cs.CC updates on arXiv.org

In this paper we address the problem of generating all elements obtained by the saturation of an initial set by some operations. More precisely, we prove that we can generate the closure of a boolean relation (a set of boolean vectors) by polymorphisms wit Tweet

Efficient size estimation and impossibility of termination in uniform dense population protocols. (arXiv:1808.08913v3 [cs.DC] UPDATED)

2019-04-19 03:30:00 @ cs.CC updates on arXiv.org

We study uniform population protocols: networks of anonymous agents whose pairwise interactions are chosen at random, where each agent uses an identical transition algorithm that does not depend on the population size $n$. Many existing polylog$(n)$ time p Tweet

P-Optimal Proof Systems for Each Set in NP but no Complete Disjoint NP-pairs Relative to an Oracle. (arXiv:1904.06175v2 [cs.CC] UPDATED)

2019-04-19 03:30:00 @ cs.CC updates on arXiv.org

Consider the following conjectures: - $\mathsf{DisjNP}$: there exist no many-one complete disjoint NP-pairs. - $\mathsf{SAT}$: there exist no P-optimal proof systems for SAT. Pudl\'ak [Pud17] lists several conjectures (among these, $\mathsf{DisjNP}$ and Tweet

Real quadratic Julia sets can have arbitrarily high complexity. (arXiv:1904.06204v2 [math.DS] UPDATED)

2019-04-19 03:30:00 @ cs.CC updates on arXiv.org

We show that there exist real parameters $c$ for which the Julia set $J_c$ of the quadratic map $z^2+c$ has arbitrarily high computational complexity. More precisely, we show that for any given complexity threshold $T(n)$, there exist a real parameter $c$ Tweet

On conflict-free chromatic guarding of simple polygons. (arXiv:1904.08624v1 [cs.CG])

2019-04-19 03:30:00 @ cs.CG updates on arXiv.org

We study the problem of colouring the vertices of a polygon, such that every viewer can see a unique colour. The goal is to minimize the number of colours used. This is also known as the conflict-free chromatic guarding problem with vertex guards (which is Tweet

Advancing Through Terrains. (arXiv:1904.08746v1 [cs.CG])

2019-04-19 03:30:00 @ cs.CG updates on arXiv.org

We study terrain visibility graphs, a well-known graph class closely related to polygon visibility graphs in computational geometry, for which a precise graph-theoretical characterization is still unknown. Over the last decade, terrain visibility graphs at Tweet

An Exponential Lower Bound for the Runtime of the cGA on Jump Functions. (arXiv:1904.08415v1 [cs.NE])

2019-04-19 03:30:00 @ cs.DS updates on arXiv.org

In the first runtime analysis of an estimation-of-distribution algorithm (EDA) on the multi-modal jump function class, Hasen\"ohrl and Sutton (GECCO 2018) proved that the runtime of the compact genetic algorithm with suitable parameter choice on jump funct Tweet

New Subgraph Isomorphism Algorithms: Vertex versus Path-at-a-time Matching. (arXiv:1904.08819v1 [cs.DS])

2019-04-19 03:30:00 @ cs.DS updates on arXiv.org

Graphs are widely used to model complicated data semantics in many application domains. In this paper, two novel and efficient algorithms Fast-ON and Fast-P are proposed for solving the subgraph isomorphism problem. The two algorithms are based on Ullman a Tweet

A doubly exponential upper bound on noisy EPR states for binary games. (arXiv:1904.08832v1 [quant-ph])

2019-04-19 03:30:00 @ cs.DS updates on arXiv.org

This paper initiates the study of a class of entangled-games, mono-state games, denoted by $(G,\psi)$, where $G$ is a two-player one-round game and $\psi$ is a bipartite state independent of the game $G$. In the mono-state game $(G,\psi)$, the players are Tweet

Efficient enumeration of solutions produced by closure operations. (arXiv:1712.03714v3 [cs.CC] UPDATED)

2019-04-19 03:30:00 @ cs.DS updates on arXiv.org

In this paper we address the problem of generating all elements obtained by the saturation of an initial set by some operations. More precisely, we prove that we can generate the closure of a boolean relation (a set of boolean vectors) by polymorphisms wit Tweet

Stability and complexity of mixed discriminants. (arXiv:1806.05105v2 [cs.DS] UPDATED)

2019-04-19 03:30:00 @ cs.DS updates on arXiv.org

We show that the mixed discriminant of $n$ positive semidefinite $n \times n$ real symmetric matrices can be approximated within a relative error $\epsilon >0$ in quasi-polynomial $n^{O(\ln n -\ln \epsilon)}$ time, provided the distance of each matrix t Tweet

Quantum adiabatic optimization without heuristics. (arXiv:1810.04686v2 [quant-ph] UPDATED)

2019-04-19 03:30:00 @ cs.DS updates on arXiv.org

Quantum adiabatic optimization (QAO) is performed using a time-dependent Hamiltonian $H(s)$ with spectral gap $\gamma(s)$. Assuming the existence of an oracle $\Gamma$ such that $\gamma_\min = \Theta\left(\min_s\Gamma(s)\right)$, we provide an algorithm th Tweet

Determining satisfiability of 3-SAT in polynomial time. (arXiv:1903.10081v4 [cs.DS] UPDATED)

2019-04-19 03:30:00 @ cs.DS updates on arXiv.org

In this paper, we provide a polynomial time (and space), algorithm that determines satisfiability of 3-SAT. The complexity analysis for the algorithm takes into account no efficiency and yet provides a low enough bound, that efficient versions are practica Tweet

Connection: Notes from Session 10 of TED2019

2019-04-19 03:09:32 @ TED Blog

Sometimes it feels like the world is fraying. Like our long-hold truths turn out, in an instant, to be figments of the imagination. Amid this turmoil, how can we strengthen connection, create more fulfilling lives? Speakers from Session 10 offer a range of Tweet

Connection is a superpower: Jon M. Chu speaks at TED2019

2019-04-19 03:08:13 @ TED Blog

If you haven’t heard of the blockbuster megahit Crazy Rich Asians, then, well, it’s possible you’re living under a large rock. But whether or not you saw it, the film’s director, Jon M. Chu, has a TED Talk that goes far beyond the movie. Speaking ons Tweet

The secret life of plant music

2019-04-19 03:06:42 @ TED Blog

Barreling through the high-visibility, high-tech exhibits on the TED2019 circuit, you’d be forgiven for mistaking The Data Garden for just another chillout zone, with its oasis of potted houseplants and people lying draped, spaced out, across bean bags. Ye Tweet

Calling Python from Mathematica

2019-04-19 02:42:21 @ The Endeavour

The Mathematica function ExternalEvalute lets you call Python from Mathematica. However, there are a few wrinkles. I first pasted in an example from the Mathematica documentation and it failed. ExternalEvaluate[ "Python", {"def f(x): return x**2", "f(3)"} Tweet

The Mueller Report

2019-04-19 02:42:04 @ Daring Fireball

We’ve all been bombarded by news alerts on Robert Mueller’s Special Counsel report today. I’ve spent most of my day reading it. I strongly suggest all of you do the same. Yes, it’s effectively a book, and not a short one, but it is Tweet

‘15 Months of Fresh Hell Inside Facebook’

2019-04-19 02:28:39 @ Daring Fireball

Hard to summarize this massive Wired cover story by Nicholas Thompson and Fred Vogelstein other than that Facebook is a terrible company run by terrible people, particularly Mark Zuckerberg and Sheryl Sandberg. We all have a lot of reading on our hands wit Tweet

‘Secrecy, Self-Dealing, and Greed at the N.R.A.’

2019-04-19 01:49:40 @ Daring Fireball

Mike Spies, reporting for The New Yorker: The N.R.A. and Ackerman have become so intertwined that it is difficult to tell where one ends and the other begins. Top officials and staff move freely between the two organizations; Oliver North, the former Iran Tweet

Amazon and Google Both Launch Ad-Based ‘Free’ Music Tiers

2019-04-19 01:25:08 @ Daring Fireball

Amazon: And so, beginning today, customers in the U.S. who do not yet have a Prime membership or a subscription to Amazon Music Unlimited will now be able to listen to an ad-supported selection of top playlists and stations for free with Amazon Music on c Tweet

Facebook Says It ‘Unintentionally Uploaded’ 1.5 Million People’s Email Contacts Without Their Consent

2019-04-19 01:16:24 @ Daring Fireball

Rob Price, reporting for Business Insider: Facebook harvested the email contacts of 1.5 million users without their knowledge or consent when they opened their accounts. Since May 2016, the social-networking company has collected the contact lists of 1.5 Tweet

Facebook Updates Month-Old Post, Now Admits Millions, Not Thousands, of Instagram Passwords Were Stored in Plain Text

2019-04-19 01:13:19 @ Daring Fireball

Kurt Wagner, writing for Recode: On the same morning Special Counsel Robert Mueller’s report on Russian election interference finally became public, Facebook dropped some troubling news: Millions of Instagram users’ passwords were accidentally stored unen Tweet

photostream 120

2019-04-19 00:47:00 @ Martin Fowler

Dubrovnik, Croatia (2018) Tweet

Play: Notes from Session 9 of TED2019

2019-04-18 23:43:39 @ TED Blog

The more we look, the more our digital and analog worlds are blending. What is this future we are entering? In Session 9 of TED2019, we peer into the thrilling, sometimes frightening, often hilarious world of technology. The event: Talks and tech demos fro Tweet

Mystery: Notes from Session 8 of TED2019

2019-04-18 22:16:28 @ TED Blog

To kick off day 4 of TED2019, we give you (many more) reasons to get a good night’s sleep, plunge into the massive microbiome in the Earth’s crust — and much, more more. The event: Talks from TED2019, Session 8: Mystery, hosted by head of Tweet

Posible nuevo método de medida de las fluctuaciones del vacío del campo electromagnético

2019-04-18 21:09:32 @ La Ciencia de la Mula Francis

El vacío es una sustancia. Las fluctuaciones cuánticas de energía cero del estado de vacío del campo electromagnético se pueden medir de forma indirecta. Se publica en Nature una medida […] La entrada Posible nuevo método de medida de las fluctuacion Tweet

Safely validating usernames with Amazon Cognito

2019-04-18 18:56:52 @ AWS Blog

Guest post by AWS Community Hero Larry Ogrodnek. Larry is an independent consultant focused on cloud architecture, DevOps, serverless, and general software development on AWS. He’s always ready to talk about AWS over coffee, and enjoys development and help Tweet

In Case You Missed It: Highlights from day 3 of TED2019

2019-04-18 18:55:00 @ TED Blog

Day 3 of TED2019 featured three sessions of talks, a live podcast taping -- and some world-changing ideas. Tweet

The Astronomer Who’d Rather Build Space Cameras

2019-04-18 18:00:34 @ Quanta Magazine

Jim Gunn shaped the theory of the evolution of the cosmos before building cameras and spectrographs for major observatories like the Hubble Space Telescope. Tweet

April 2019 Hackathon Recap

2019-04-18 17:00:51 @ YC

Last weekend we hosted a hackathon for 250 people who made over 70 projects. Two teams won a YC interview and office hours: MannaGer and Defy. Two teams won office hours: Hardware Analytics and NumberSeven.ai. Tweet

Imprimen en 3D un pequeño corazón de tejido cardíaco con sistema vascular

2019-04-18 14:12:12 @ La Ciencia de la Mula Francis

La impresión 3D de tejidos y órganos está dando pasos de gigante. Se publica en Advanced Science la impresión en 3D de un corazón con ventrículos, aurículas y vasos sanguíneos […] La entrada Imprimen en 3D un pequeño corazón de tejido cardíaco con si Tweet

Physics of Everday Life

2019-04-18 13:40:00 @ Computational Complexity

Based on Scott's review, I read through Stephen Pinker's Enlightenment Now. I can't top Scott's exposition of the book, but it is pretty incredible how far humanity has gone when you step back to look at the big picture. One line intrigued me, one that Pi Tweet

Francis en Raíz de 5: Powehi, el primer agujero negro visto por la ciencia

2019-04-18 12:05:45 @ La Ciencia de la Mula Francis

He intervenido en el podcast Raíz de 5 de Santi García Cremades, @SantiGarciaCC, hablando de “Powehi: el primer agujero negro de la historia visto por la ciencia”, Raíz de 5, 17 Abr 2019 [iVoox, iTunes]. “Dedicamos […] La entrada Francis en Raíz de 5 Tweet

How Hannah Gadsby broke comedy

2019-04-18 06:23:32 @ TED Blog

“I don’t think I’m qualified to speak my own mind,” says Australian comic Hannah Gadsby. “I’m not so good at turning the thinking into the talking. And you’re wondering how someone who’s so bad at the chat could be a stand-up comedian?” She sta Tweet

New book traces expeditions to test Einstein's theory of relativity

2019-04-18 06:00:00 @ Eurekalert

(University of Arkansas) No Shadow of a Doubt, a new book by University of Arkansas physicist Daniel Kennefick, tells the story of the researchers who confirmed Einstein's theory of relativity. The expeditions traveled to Brazil and Africa to collect image Tweet

Hubble celebrates its 29th birthday with unrivaled view of the Southern Crab Nebula

2019-04-18 06:00:00 @ Eurekalert

(ESA/Hubble Information Centre) This incredible image of the hourglass-shaped Southern Crab Nebula was taken to mark the NASA/ESA Hubble Space Telescope's 29th anniversary in space. The nebula, created by a binary star system, is one of the many objects th Tweet

New concept for novel fire extinguisher in space

2019-04-18 06:00:00 @ Eurekalert

(Toyohashi University of Technology) A research team at Toyohashi University of Technology has developed a new concept of fire extinguishing, named Vacuum Extinguish Method. VEM is based on the "reverse" operation of the conventional fire extinguishing pro Tweet

Possibility: Notes from Session 7 of TED2019

2019-04-18 05:57:29 @ TED Blog

To close out day 3 of TED2019, we imagine different versions of the future — from the magical possibilities of deep-sea exploration to the dark future of humanity if something goes horribly wrong. Gulp. The event: Talks and performances from TED2019, Tweet

Flagship 5th Avenue Apple Store Battling Bed Bugs

2019-04-18 02:47:24 @ Daring Fireball

Not a great week for Apple, really.  ★  Tweet

“It was no one’s job to ask: What could go wrong?” Roger McNamee speaks at TED2019

2019-04-18 01:12:09 @ TED Blog

Roger McNamee and Head of TED Chris Anderson discuss Silicon Valley's pursuit of attention and profit, monopolies, outrage, filter bubbles, surveillance and more during a live taping of the TED Interview podcast at TED2019. Tweet

Pete for America’s Design Toolkit

2019-04-17 23:59:42 @ Daring Fireball

South Bend mayor Pete Buttigieg’s campaign for the Democratic nomination in 2020 has gotten a lot of attention in recent weeks. I’m not yet picking a favorite in the race, but he’s certainly a compelling candidate, and an openly gay major Tweet

‘Don’t Buy a 5G Smartphone’

2019-04-17 21:50:31 @ Daring Fireball

This piece by Ron Amadeo at Ars Technica was published in December, but I think accurately captures the state of 5G for 2019: For 5G mmWave in 2019, we’re going to get thicker, hotter, more complicated phones that use more energy and cost more money Tweet

Samsung Galaxy Fold Is the Homer Simpson Car

2019-04-17 21:26:46 @ Daring Fireball

Points to Patrick Thornton for calling this back in February: Some people are calling this ambitious. That’s only something that someone who has never built products would say. The correct term for the Galaxy Fold is prototype.  ★  Tweet

Galaxy Fold Doesn’t Fold So Good

2019-04-17 20:55:44 @ Daring Fireball

Dieter Bohn’s review unit broke after just two days: It’s a distressing thing to discover just two days after receiving my review unit. More distressing is that the bulge eventually pressed sharply enough into the screen to break it. You can see the Tweet

★ Why Apple Settled With Qualcomm

2019-04-17 20:08:35 @ Daring Fireball

Now is the time that fundamental early decisions for those 2020 iPhones need to be made, and it seems painfully clear that Apple determined they could not count on Intel. Tweet

9to5Mac: ‘Apple Revamping Find My Friends and Find My iPhone in Unified App’

2019-04-17 18:10:48 @ Daring Fireball

Guilherme Rambo, writing for 9to5Mac: Apple also wants users to be able to track any item — not just their Apple devices — using this new unified app. The company is working on a new hardware product, known only as “B389” by the people involve Tweet

The Bulldogs That Bulldogs Fight

2019-04-17 15:50:58 @ Quanta Magazine

Solve a linguistic whodunit about a college mascot by thinking like a self-referencing computer subroutine. Tweet

Max Rhodes of Faire with Anu Hariharan on Scaling and Fundraising

2019-04-17 11:15:37 @ YC

Max Rhodes is the cofounder and CEO of Faire. Faire helps retailers find and buy unique wholesale merchandise for their stores. They were in the Winter 2017 batch of YC. Tweet

Indie Games Accelerator - Applications open for class of 2019

2019-04-17 08:00:00 @ Google Developers

Posted by Anuj Gulati, Developer Marketing Manager and Sami Kizilbash, Developer Relations Program Manager Last year we announced the Indie Games Accelerator, a special edition of Launchpad Accelerator, to help top indie game developers from emerging mark Tweet

Scientists find evidence Mercury has a solid inner core

2019-04-17 06:00:00 @ Eurekalert

(American Geophysical Union) Scientists have long known that Earth and Mercury have metallic cores. Like Earth, Mercury's outer core is composed of liquid metal, but there have only been hints that Mercury's innermost core is solid. Now, in a new study, sc Tweet

A closer look at Mercury's spin and gravity reveals the planet's inner solid core

2019-04-17 06:00:00 @ Eurekalert

(NASA/Goddard Space Flight Center) How do you explore the interior of a planet without ever touching down on it? Start by watching the way the planet spins, then measure how your spacecraft orbits it -- very, very carefully. This is exactly what NASA plane Tweet

Explosion on Jupiter-sized star 10 times more powerful than ever seen on our sun

2019-04-17 06:00:00 @ Eurekalert

(University of Warwick) A stellar flare 10 times more powerful than anything seen on our sun has burst from an ultracool star almost the same size as Jupiter. Tweet

Five planets revealed after 20 years of observation

2019-04-17 06:00:00 @ Eurekalert

(Université de Genève) To confirm the presence of a planet, it is necessary to wait until it has made one or more revolutions around its star. This can take from a few days for the closest to the star to decades for the furthest away. Only a telescope dedi Tweet

6.6 billion light years away: Neutron stars merger radiance observed

2019-04-17 06:00:00 @ Eurekalert

(University of Science and Technology of China) An international team led by Professor XUE Yongquan from University of Science and Technology announced their observation of a unique X-ray signal from 6.6 billion light years away, which provides new insight Tweet

Neotropical cloud forests to lose what most defines them: Clouds

2019-04-17 06:00:00 @ Eurekalert

(USDA Forest Service ‑ Southern Research Station) In as few as 25 years, climate change could shrink and dry 60-80% of Western Hemisphere cloud forests, finds a study published today. If greenhouse gas emissions continue increasing as they have been Tweet

The 9 mistakes you don’t know you’re making as a new manager

2019-04-17 05:09:38 @ Signal vs. Noise

As a leader, the most costly mistakes are often the most imperceptible. I’ve never met you, but I’m going to make a guess about you:  You’re making leadership mistakes you don’t even know about.  I don’t mean to sound presumptuous (or crass!). I’ Tweet

Intel to Exit 5G Smartphone Modem Business

2019-04-17 03:45:42 @ Daring Fireball

Intel news release: Intel Corporation today announced its intention to exit the 5G smartphone modem business and complete an assessment of the opportunities for 4G and 5G modems in PCs, internet of things devices and other data-centric devices. Intel will Tweet

Leakapalooza

2019-04-17 01:32:16 @ Daring Fireball

Guilherme Rambo, writing at 9to5Mac, has a veritable mountain of leaks regarding iOS 13 and MacOS 10.15. A few that caught my eye: Another thing many iOS users complain about is the lack of a standard undo system, which on the iPhone and iPad currently re Tweet

Qualcomm and Apple Agree to Drop All Litigation

2019-04-17 00:01:21 @ Daring Fireball

Apple Newsroom: Qualcomm and Apple today announced an agreement to dismiss all litigation between the two companies worldwide. The settlement includes a payment from Apple to Qualcomm. The companies also have reached a six-year license agreement, effectiv Tweet

[Sponsor] Agenda + Reminders

2019-04-16 23:43:39 @ Daring Fireball

Agenda is an elegant note taking app (macOS and iOS) with a strong focus on dates. It has tight integration with your calendars, and — coming in a few weeks — will offer that same experience for Reminders. Add reminders to your task lists, edit the due dat Tweet

This and That

2019-04-16 21:50:58 @ Not Even Wrong

Since you’ve read about the black hole image elsewhere, here are a few other items that might be of interest: I was sorry to hear today of the death on April 11 of Geoffrey Chew. Throughout the 1960s, Chew’s S-matrix/bootstrap … Continue Tweet

Check out the Google Assistant talks at I/O 2019

2019-04-16 19:33:00 @ Google Developers

Posted by Mary Chen, Strategy Lead, Actions on Google This year at Google I/O, the Actions on Google team is sharing new ways developers of all types can use the Assistant to help users get things done. Whether you’re making Android apps, websites, web co Tweet

Heat-Loving Microbes, Once Dormant, Thrive Over Decades-Old Fire

2019-04-16 19:00:47 @ Quanta Magazine

In harsh ecosystems around the world, microbiologists are finding evidence that “microbial seed banks” protect biodiversity from changing conditions. Tweet

Random projection

2019-04-16 16:00:12 @ The Endeavour

Last night after dinner, the conversation turned to high-dimensional geometry. (I realize how odd that sentence sounds; I was with some unusual company.) Someone brought up the fact that two randomly chosen vectors in a high-dimensional space are very like Tweet

Límites de exclusión de COSINE-100 para un axión solar

2019-04-16 12:30:07 @ La Ciencia de la Mula Francis

La búsqueda del axión, como firme candidato a explicar la materia oscura, continúa. En el rango de grandes masas, gracias al acoplamiento del axión QCD con el electrón, se pueden buscar […] La entrada Límites de exclusión de COSINE-100 para un axión Tweet

Work harder or the communists will win!

2019-04-16 12:05:05 @ Signal vs. Noise

It’s desperate times for those still clinging to their workaholic, exploitive ways. From Japan to China to even the US, there’s a growing understanding that working 70-80-90 or 130 hours per week is not glorious. Not virtuous. Not healthy. So what’s a whoe Tweet

OPERA excluye a 3.3 sigmas el neutrino estéril de MiniBooNE

2019-04-16 10:34:15 @ La Ciencia de la Mula Francis

El detector de neutrinos OPERA observó a más de cinco sigmas el neutrino tau en modo aparición (LCMF, 21 Abr 2018). MiniBooNE y LSND observaron a más de 6 sigmas una […] La entrada OPERA excluye a 3.3 sigmas el neutrino estéril de MiniBooNE fue escri Tweet

This Week in Rust 282

2019-04-16 06:00:00 @ This Week in Rust

Hello and welcome to another issue of This Week in Rust! Rust is a systems language pursuing the trifecta: safety, concurrency, and speed. This is a weekly summary of its progress and community. Want something mentioned? Tweet us at @ThisWeekInRust or send Tweet

University of Hawaii astronomer's planet prediction verified in Star Wars-like system

2019-04-16 06:00:00 @ Eurekalert

(University of Hawaii at Manoa) A team of astronomers, including Nader Haghighipour from the Institute for Astronomy at the University of Hawaii at Manoa, discovered a third planet in the circumbinary planetary system Kepler-47. Tweet

Powerful particles and tugging tides may affect extraterrestrial life

2019-04-16 06:00:00 @ Eurekalert

(University of Arizona) Two new studies by UA space scientists, one on high-energy particles and the other on tidal forces, may bring into question the habitability of TRAPPIST-1 exoplanets. Tweet

Deep space X-ray burst gives astronomers new signal to detect neutron star mergers

2019-04-16 06:00:00 @ Eurekalert

(University of Nevada, Las Vegas) An international team of astronomers has discovered a new way to spot when collisions occur in distant galaxies between two neutron stars -- incredibly dense, city-sized celestial bodies that possess the most powerful magn Tweet

TESS discovers its first Earth-sized planet

2019-04-16 06:00:00 @ Eurekalert

(Massachusetts Institute of Technology) NASA's Transiting Exoplanet Survey Satellite, TESS, has discovered its first Earth-sized exoplanet. The planet, named HD 21749c, is the smallest world outside our solar system that TESS has identified yet. Tweet

What Earth's gravity reveals about climate change

2019-04-16 06:00:00 @ Eurekalert

(GFZ GeoForschungsZentrum Potsdam, Helmholtz Centre) On March 17, 2002, the satellite duo GRACE was launched to map the Earth's gravity field more precisely than ever before. The measurements make it possible to monitor the terrestrial water cycle, the mas Tweet

IAU embarks on collaboration with the Shaw Prize Foundation

2019-04-16 06:00:00 @ Eurekalert

(International Astronomical Union) The International Astronomical Union (IAU) and the astronomical branch of the Shaw Prize have initiated collaborative projects to promote both professional astronomy and astronomy in education. Tweet

Astronomers discover third planet in the Kepler-47 circumbinary system

2019-04-16 06:00:00 @ Eurekalert

(San Diego State University) The SDSU-led research has been published in the Astronomical Journal. Tweet

How to defend the Earth from asteroids

2019-04-16 06:00:00 @ Eurekalert

(American Physical Society) The Chelyabinsk meteor caused extensive ground damage and numerous injuries when it exploded on impact with Earth's atmosphere in 2013; to prevent another such impact, Amy Mainzer and colleagues use a simple yet ingenious way to Tweet

CubeSats prove their worth for scientific missions

2019-04-16 06:00:00 @ Eurekalert

(American Physical Society) Only a few years ago, the astronomy and heliophysics communities were skeptical about whether CubeSats could reliably obtain scientific data. But these breadloaf-size satellites have proven their ability to return useful data. D Tweet

Jamf Now

2019-04-15 22:27:26 @ Daring Fireball

My thanks to Jamf for sponsoring last week at Daring Fireball. For many people, I.T. is a task and not a career. It’s time to get your nights and weekends back. Finally. Jamf Now is a simple, cloud-based solution designed to help anyone set up, manage, and Tweet

Linkage

2019-04-15 19:43:00 @ 0xDE

“You know how the \hat command in LaTeΧ puts a caret above a letter? … Well I was thinking it would be funny if someone made a package that made the \hat command put a picture of an actual hat on the symbol instead?” And then Matthew Scroggs and Adam Towns Tweet

Viruses Have a Secret, Altruistic Social Life

2019-04-15 17:00:08 @ Quanta Magazine

Researchers are beginning to understand the ways in which viruses strategically manipulate and cooperate with one another. Tweet

How Heroes Hurt Science

2019-04-15 15:16:00 @ Backreaction

Einstein, Superhero Tell a story. That’s the number one advice from and to science communicators, throughout centuries and all over the globe. We can recite the seven archetypes forward and backward, will call at least three people hoping they disagre Tweet

How Heroes Hurt Science

2019-04-15 15:16:00 @ Sabine Hossenfelder

Einstein, Superhero Tell a story. That’s the number one advice from and to science communicators, throughout centuries and all over the globe. We can recite the seven archetypes forward and backward, will call at least three people hoping they disagre Tweet

Francis en El Método: Primera imagen de un agujero negro

2019-04-15 13:45:20 @ La Ciencia de la Mula Francis

He intervenido en el podcast El Método de Luis Quevedo, @Luis_Quevedo, hablando de la “Primera imagen de un agujero negro”, El Método, 11 Abr 2019 [iVoox, iTunes]. “Un podcast exprés para analizar la significancia de esta imagen […] La entrada Franci Tweet

Podcast CB S&R 210: La primera imagen de un agujero negro, OVNIs a tutiplén y más

2019-04-15 13:03:50 @ La Ciencia de la Mula Francis

He participado en el episodio 210 del podcast Coffee Break: Señal y Ruido [iVoox, iTunes], titulado “Ep210: EHT y la Imagen de un Agujero Negro; Fenómeno OVNI; Metano en Marte; Significancia Estadística”, 11 Abr 2019. “Todos […] La entrada Podcast CB Tweet

Guided Access

2019-04-15 09:00:00 @ NSHipster

Improve your analog device interactions with this one weird accessibility trick. Tweet

Good article, terrible headline

2019-04-15 06:08:00 @ Computational Complexity

About a month ago (after my P NP poll appeared) I got email from Jacob Aron asking me some questions about it. One thing he was excited about was that the number of people who thought P vs NP would be solved in the next decade had increased from 11% to 22% Tweet

Astronomers take first, high-resolution look at huge star-forming region of Milky Way

2019-04-15 06:00:00 @ Eurekalert

(Iowa State University) A team of astronomers used a newly commissioned radio telescope in South Korea to make the first high-resolution observations of the molecular clouds within a star-forming region of the Milky Way. The first good look at the galactic Tweet

Sizing up a starry night

2019-04-15 06:00:00 @ Eurekalert

(University of Delaware) We gaze up at them, we wish upon them, we even sing about swinging on them. But the one thing we haven't been able to do with a star is figure out how big it is...until now. Tweet

TESS finds its first Earth-sized planet

2019-04-15 06:00:00 @ Eurekalert

(Carnegie Institution for Science) A nearby system hosts the first Earth-sized planet discovered by NASA's Transiting Exoplanets Survey Satellite, as well as a warm sub-Neptune-sized world. This milestone sets the path for finding smaller planets around ev Tweet

Meteoroid strikes eject precious water from moon

2019-04-15 06:00:00 @ Eurekalert

(NASA/Goddard Space Flight Center) Streams of meteoroids striking the Moon infuse the thin lunar atmosphere with a short-lived water vapor, according to researchers using data from NASA's LADEE spacecraft. The findings will help scientists understand the h Tweet

Peeling back the darkness of M87

2019-04-15 06:00:00 @ Eurekalert

(University of Texas at Austin, Texas Advanced Computing Center) Supercomputers at The University of Texas at Austin's Texas Advanced Computing Center (TACC) enabled researchers to confirm the accuracy, and interpret features of, the first-of-its-kind imag Tweet

DOE announces $95 million for small business research and development grants

2019-04-15 06:00:00 @ Eurekalert

(DOE/US Department of Energy) US Energy Secretary Rick Perry today announced that the Department of Energy will award 86 grants totaling $95 million to 74 small businesses in 21 states. Tweet

Comet fragment discovered inside meteorite gives clues to the origin of the solar system

2019-04-15 06:00:00 @ Eurekalert

(Spanish National Research Council (CSIC)) An international team including researchers from the Institute of Space Studies of Catalonia at the Institute of Space Sciences (Spanish National Research Council-CSIC) has discovered a pristine comet fragment ins Tweet

Issue #76

2019-04-15 02:00:00 @ WASM Weekly

How We Used WebAssembly To Speed Up Our Web App By 20X (Case Study) SMASHINGMAGAZINE.COM At the moment it’s probably fair to say that WebAssembly is mostly being used for experimentation, we’re exploring where the technology sits within the web platform an Tweet

Advance your career with the Google Africa Certifications Scholarships

2019-04-15 01:00:00 @ Google Developers

Posted by William Florance, Global Head, Developer Training Programs Building upon our pledge to provide mobile developer training to 100,000 Africans to develop world class apps, today we are pleased to announce the next round of Google Africa Certificat Tweet

A truly horrible random number generator

2019-04-15 00:27:58 @ The Endeavour

I needed a bad random number generator for an illustration, and chose RANDU, possibly the worst random number generator that was ever widely deployed. Donald Knuth comments on RANDU in the second volume of his magnum opus. When this chapter was first writt Tweet

Monochromatic grids in colored grids

2019-04-14 19:02:00 @ 0xDE

Color the points of an grid with two colors. How big a monochromatic grid-like subset can you find? By “grid-like” I mean that it should be possible to place equally many horizontal and vertical lines, partitioning the plane into cells each of which contai Tweet

Tom's Top Ten Things Executives Should Know About Software

2019-04-14 14:44:14 @ ACM Queue - All Queue Content

Software is eating the world. To do their jobs well, executives and managers outside of technology will benefit from understanding some fundamentals of software and the software-delivery process. Tweet