Alejandro De Las Peñas

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Explainer: What is a blockchain? - MIT Technology Review

What is it?<p>A public1, permanent2, append-only3distributed4ledger5.<p>What’s that?<p>A mathematical structure for storing data in a way that is nearly …

Blockchain

Fibonacci formula for pi

Here’s an unusual formula for pi based on the product and least common multiple of the first <i>m</i> Fibonacci numbers. Unlike the formula I wrote about a …

17 Science Fiction Books That Forever Changed The Genre

Speculative fiction is the literature of change and discovery. But every now and then, a book comes along that changes the rules of science fiction …

7 Ways People are Wrong About the Future of A.I.

Rodney Brooks is tired of misinformation. The Australian roboticist helped bring the Roomba to life, chairs Rethink Robotics and used to serve as …

Artificial Intelligence

There’s 1 Country Practically Begging the World for Sanctions

EDITOR’S NOTE: This article originally appeared at TomDispatch.com. To stay on top of important articles like these, sign up to receive the latest …

Quantum teleportation is even weirder than you think

Don't let the catchy name distract you, says Philip Ball: the questions inspired by this arguably misnamed phenomenon go to the heart of quantum …

AI researcher: “Why should a superintelligence keep us around?”

As an artificial intelligence researcher, I often come across the idea that many people are afraid of what AI might bring. It’s perhaps unsurprising, given both history and the entertainment industry, that we might be afraid of a cybernetic takeover that forces us to live locked away, …

Artificial Intelligence and Machine Learning: An Introduction for Policymakers

<i>Paul MacDonnell, Executive Director, Global Digital Foundation</i><p>MYTH<p>For most people, machines that can think and act on their own have, until now, been …

ProtonMail makes its free VPN service available to everyone

ProtonMail, the encrypted email created by CERN and MIT scientists, has released a new product in response to the administration's roll back of Obama-era internet privacy rules. Starting today, you can try out the company's VPN service, which was in beta testing by 10,000 initial users for a year, …

Delete yourself from the internet by pressing this button

The internet can be a beautiful and horrible place at the same time. It’s weird, and sometimes you feel like you want to leave. Sadly, there’s no easy way out — or there wasn’t, until now.<p>Swedish developers Wille Dahlbo and Linus Unnebäck created Deseat.me, a web app that offers a way to wipe your …

Axiom of Choice

The Axiom of Choice is obviously true; the Well Ordering Principle is obviously false; and who can tell about Zorn's Lemma?<p>This is a <i>joke</i>. In the …

Mathematics

Scientists evade the Heisenberg uncertainty principle

ICFO Researchers report the discovery of a new technique that could drastically improve the sensitivity of instruments such as magnetic resonance …

Golden powers are nearly integers

This morning I was reading Terry Tao’s overview of the work of Yves Meyer and ran across this line:The powers φ, φ2, φ3, … of the golden ratio lie …

5 Reasons Fake News Killed Facts In 2016

Hi. I'm Cracked editor David Bell. Before I wrote columns, I was a full-time researcher for the site. During that time, I wrote scores of articles …

Journalism

What's the point of maths research? It's the abstract nonsense behind tomorrow's breakthroughs

Whenever I tell people I’m a mathematical researcher, I’m usually met with some form of bewilderment. Occasionally that’s followed by the immediate …

Turn any hard drive into networked storage with Raspberry Pi

Networked hard drives are super convenient. You can access files no matter what computer you're on -- and even remotely.<p>But they're expensive. Unless you use the Raspberry Pi.<p>If you happen to have a few of hard drives laying around you can put them to good use with a Raspberry Pi by creating your …

Raspberry Pi

If the 2016 election is a grease-soaked dumpster fire, Donald Trump might be about to spray it with a hose full of cooking oil

If the 2016 election is a grease-soaked dumpster fire, Donald Trump might be about to spray it with a hose full of cooking oil. Last month his campaign raised an astonishing $82 million, leaving him with $74 million on hand at the start of this month. We can safely assume a lot of that’s going toward red hats and Trump Steaks … but so far, none of it’s being spent on television ads. Gary Johnson and Jill Stein, aka “Who?” have both spent, uh, infinity times more money on TV ads than Donald …

Dueño de TV Azteca usó empresas fachada para comprar arte y controlar un barco con bandera de Islas Caimán

Irving Huerta/ UIE/ Aristegui Noticias.<p>El presidente de TV Azteca, Ricardo Salinas Pliego, usó dos empresas offshore, una para comprar obras de arte …

Brain food: Clever eating

Altmetric: 696<p>Citations: 4<p>More detail<p>Outlook<p>Sujata Gupta<p>Anthropology<br>• Brain<br>• Neuroscience<br>• Nutrition<p>Consumption of animals helped hominins to grow bigger …

What sparked the Cambrian explosion?

An evolutionary burst 540 million years ago filled the seas with an astonishing diversity of animals. The trigger behind that revolution is finally …

365 days: The science events that shaped 2015

Gene-editing, climate change and Pluto are among the year’s top stories.<p>From climate change to gene-editing ethics, researchers tackled many thorny …

THEORY: Willy Wonka is secretly George Weasley from Harry Potter

<b>THEORY: Willy Wonka is secretly George Weasley from Harry Potter.</b> After the events of the books, George used wizard time-travel technology (that is, the Time-Turner, a device that is used once and never mentioned again) to go back and start a new life under a new identity. And before George’s brother Fred died (uh, spoiler?), the twins opened a successful toy and candy shop called Weasleys’ Wizarding Wheezes. One of their most popular items was the Skiving Snackbox, candy that would give you a …

Over half of psychology studies fail reproducibility test

Largest replication study to date casts doubt on many published positive results.<p>Don’t trust everything you read in the psychology literature. In …

The cannabis experiment

As marijuana use becomes more acceptable, researchers are scrambling to answer key questions about the drug.<p>In 2013, Beau Kilmer took on a pretty …

23 Short Stories You'll Want To Read Over And Over Again

And again and again.

#mathquote http://t.co/n4QlVhHG1I

Tunnel-Cube

YouTube

40 Maps That Will Help You Make Sense of the World

If you’re a visual learner like myself, then you know maps, charts and infographics can really help bring data and information to life. Maps can make …