Learn How to Time Travel In Just 3 Minutes

Time travel has always been the thing we associate with the future. But we keep reaching the future, only to find that time travel still eludes us. What’s holding us back? Nothing, it turns out.

Read more…


    



What’s Wrong With Quantum Computing

What's Wrong With Quantum Computing

You’ve heard plenty of people by now—including us—banging on about quantum computers, and how they’re the future of high-performance computing. Quantum computing, we’re meant to understand, is set to change the world. But despite its promise, it’s neither widely available nor particularly useful yet. Here’s why not.

Read more…


    



Why Can People Live in Hiroshima and Nagasaki Now, But Not Chernobyl?

Why Can People Live in Hiroshima and Nagasaki Now, But Not Chernobyl?

On August 6 and 9, 1945, U.S. airmen dropped the nuclear bombs Little Boy and Fat Man on the Japanese cities of Hiroshima and Nagasaki. On April 26, 1986, the number four reactor at the Chernobyl Nuclear Power Plant in the Ukraine exploded.

Read more…


    



Watch These Water Drops Levitate and Form Spinning, Pulsating Stars

If you play around with an ultrasound field for long enough, you can set up standing waves that allow you to levitate water drops in mid-air—but that’s only where the fun starts.

Read more…


    



Did an Inspirational Apple Really Fall on Newton’s Head?

Did an Inspirational Apple Really Fall on Newton's Head?

In grade school you probably learned Newton’s apple story around the time you learned that George Washington chopped down a cherry tree, that people in Columbus’ time thought that the world was flat, or that the Pilgrims celebrated the first Thanksgiving in America and invited the Native Americans to join them.

Read more…


    



CyArk Wants to Digitally Preserve 500 Heritage Sites In Just Five Years

CyArk Wants to Digitally Preserve 500 Heritage Sites In Just Five Years

Imagine creating a 3D digital archive of 500 of the world’s most at-risk heritage sites, preserved in virtual reality so that future generations can explore them in detail for centuries to come. That’s exactly what the CyArk 500 Challenge hopes to achieve—and it’s set itself the ambitious target of doing it in just five years.

Read more…


    



Everything You Need to Know About the Grid, CERN’s Global Supercomputer

Before the word wide web was a twinkle in Tim Berners Lee’s eye, CERN had developed the Grid—a world-spanning network of computing power to help drive the progress of physics.

Read more…


    



Scientists Figured Out a Way to Cheat Newton’s Third Law

Scientists Figured Out a Way to Cheat Newton's Third Law

Ever since the late 17th century, it’s been understood that to every action there is an equal and opposite reaction. That’s Newton’s Third Law of Motion. But a group of German scientists recently came up with a trick that appears to break that law, one that lets light accelerate all by itself. And it could bring us faster electronics in the process.

Read more…


    



The Physics of How a Water Jet Can Keep a Ball Floating in Mid-Air

If you’ve ever floated a ping-pong ball atop the warm blast from a hair dryer, you’ll appreciate this video that endeavors to explain the physics behind how the same phenomenon occurs with jets of water.

Read more…


    



Could Humanity Possibly Survive the Sun’s Explosive Death?

Despite the Mayan Calendar’s and the People’s Temple’s best efforts, we’ve managed to avoid any sort of Apocalypse and/or End Times thus far. But don’t let your guard down just yet, because we know for a fact that, one day, that warm, life-giving center of the solar system will turn its back on us and blow up, taking the Earth down with it. But what if that fiery fate could be avoided?

Read more…