Brigitta Rachel

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Inside Russia's Spectacular Rocket Disintegration

Video of the spectacular crash of an unmanned Russian rocket spread around the Web today. What went wrong with Russia's space workhorse?<p><b>The workhorse of Russia's commercial space</b> operations crashed spectacularly on Tuesday, just seconds after lifting off from its launch base in grasslands of …

Space Exploration

What Will It Take for U.S. Wind Energy to Take Off?

Windmills aren't the solitary, squeaky sentinels spinning on the horizon anymore. They've evolved into sleek towers with blades hundreds of feet long, grouped together in massive wind farms. Wind energy only accounts for 3.5 percent of the energy used in the United States today, but it's been …

Renewable Energy

DARPA Pushes Bionic Arm Boundaries

The Revolutionizing Prosthetics program has led to two parallel research paths investigating new ways to build arm prostheses that users can control with their brains.<p><b>Former Army Staff Sgt. Glen Lehman</b>, standing tall in a white tank top and jeans, takes a blue piece of tulle in his left hand and …


NASA's Flying Laboratories Seek Answers in the Atmosphere

Planes, satellites, and scientists scan the southern U.S. for climate change insight.<p><b>The Earth's atmosphere is a swirling soup</b> of organic gases and aerosols, a continuing chemical reaction that envelops the planet. With help of a 250-person crew, NASA satellites, and three outfitted aircraft, …

Climate Change

Using Nuclear Fallout to Stop Black-Market Ivory

As elephant poaching reaches an all-time high, researchers have discovered a way to single out black-market ivory by using Cold War-era radiation.<p><b>At the rim of a jungle pond near the</b> Sudanese border of the Congo, a dozen silent soldiers—personal guerrilla warriors of the war criminal Joseph …


10 Awesome Accidental Discoveries

Oops.<p>As Plato said, "science is nothing but perception," and these 10 accidental acts of discovery embody the sentiment. Of course, it helps to be a leading scientist in the field—devoting your life to the pursuit of one cure, invention, or innovation—but a little luck goes a long way, too.

Marie Curie

Piloting a Quadcopter With the Power of Thought

This technology could someday help paralyzed and impaired patients interact with the physical world.<p><b>On an autumn afternoon in 2011, five</b> normal humans became telekinetic aviators in a school gymnasium. Using thoughts alone, they took turns maneuvering a flying quadcopter through rings, steering the …

The Brain