Comet not responsible for Clovis disappearance

A group of researchers has poured scorn on the idea that a comet wiped out the North American Clovis people 13,000 years ago.

DoE builds huge Android network to test security

The Department of Energy's Sandia National Laboratories has simulated 300,000 Android cellphones in order to study ways of making cellular networks more reliable and secure.

Nuclear fusion nears efficiency break-even

Nuclear fusion is very close to the point where the amount of energy produced by the system equals or surpasses what's been put in.

Robotic hand can re-attach its own fingers

Sandia National Laboratories has built a robotic hand designed for disarming improvised explosive devices, or IEDs, that's so flexible it can even repair itself.

Fusion simulations show high-gain output

Using simulations, scientists believe they may have found a way to make nuclear fusion a practical proposition.

Self-guided bullet hits target a mile away

Two Sandia National Laboratories engineers - and hunters - have developed a dart-like, self-guided bullet accurate over a distance of a mile.

New-found particle could help cool Earth

A long-hypothesized particle which could cool the planet by cleaning up the atmosphere has finally been discovered.

New robot designed to rescue trapped miners

A new robot designed to search out trapped miners in the event of an accident can navigate through 18 inches of water, crawl over boulders and rubble piles, and move in ahead of rescuers to evaluate dangerous environments.

World's smallest atomic clock goes on sale

Well, it's certainly annoying when your wristwatch doesn't keep perfect time. But there's a solution - yes, the world's smallest atomic clock is now available commercially, for only $1,500.

DHS uses gaming platform to monitor border security

The Department of Homeland Security’s Customs and Border Protection (CBP) is funding the development of a game-based tool that creates high-level models for border security.