Daniel Brodie

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A paralyzed man just walked again, thanks to a robotic exoskeleton

Former adventure athlete Mark Pollock has been paralyzed from the waist down since he fell from a second story window in 2010. But after weeks of training with scientists at UCLA, the 39-year-old managed to take his first steps in four years.<p>Electrical pulses were used alongside the robotic …

Four future space technologies that will change the world in your lifetime

From ending natural disasters, to flying to Sydney in an hour, scientists are working on future technologies to solve some of humanity's biggest challenges<p>Imagine a world where severe storms, tornadoes, and flash flooding are no longer a threat to human life. Or a time when flying from London to …

A Cosmic Ray Brought Bill Nye's Solar Sail Back Online

Yay for rays!<p>After suffering a worrying software glitch last week in lower Earth orbit, the ambitious solar sail spacecraft launched by Bill Nye and the Planetary Society is back online, and once again sending data to its scientist overlords.<p>On May 20, the non-profit organization helmed by “Science …

Hubble spots a high-speed collision in an extragalactic jet

A high-speed, extragalactic jet of high velocity plasma has grown brighter over the last 20 years, and now scientists know why.<p>Using data collected by the Hubble Space Telescope, astronomers were able to show that over the last two decades one glowing knot of material in the jet slammed into …

Black Holes

Blood Test Predicts Alzheimer’s

What would you see in a black hole?

What would it be like to fly a spacecraft into a black hole? Marcus Woo investigates.<p>Something about a black hole just pulls you in. Sure, its gravity is so strong that not even light can elude its grasp. But, there's something else, something harder to pinpoint. Maybe it's a black hole's absolute …

Black Holes

3 Things You Probably Didn't Know A Printer Could Do

Really, is there anything they can't do?<p>Printing on paper is so last millennium. To give inkjet and 3D printers new purpose, makers swap out components like extruders and motors, program them with modified code, or both. The hacked machines can do just about anything.<p>1. Tattoo Skin<p>Eighteen months …

Top NASA Scientist: We'll Find Signs of Alien Life 'Within a Decade'

Space<p>Humanity is on the verge of discovering alien life, high-ranking NASA scientists say.<p>"I think we're going to have strong indications of life beyond Earth within a decade, and I think we're going to have definitive evidence within 20 to 30 years," NASA chief scientist Ellen Stofan said Tuesday …

Paranormal

David Ortiz goes nuclear on those who think he's a cheater — and he makes some good points

David Ortiz has some haters.<p>He plays for the Boston Red Sox, a team that's loathed outside of its own fan base. He is cocky, he flips bats, and a lot of people think he takes too long to run the bases after a home run. But most importantly, in a sport where cheating is a sin that is second only to …

Four Visions Of The Future From DARPA’s Latest Report Card

Like a science fair for the next century’s wars<p>Yesterday, DARPA released their latest vision for the future. As the far-seeing technological eye of the Defense Department, DARPA’s had its hand in everything from the launch of stealth fighter jets to the birth of the Internet. So when they predict …

15 Fresh Juice Recipes to Start Your Day

Gallery15 Fresh Juice Recipes to Start Your Day<p>We adore a freshly squeezed glass of OJ—especially in winter, when citrus is at its peak—but sometimes you want something a little more unusual. Ever tried to juice a kumquat? Or a sweet potato? Curious about how to make good-tasting green juice? <b>Here</b> …