Any "Hunger Games" fans wishing to recreate a "girl on fire" costume should avoid real fire, but can achieve a similar effect using some new technologies and clever theater tricks.
Airline pilots could avoid disaster with NASA's head-worn display that sees through foggy conditions on airport runways.
A snail that became a living battery capable of generating electricity for months could lead to tomorrow's tiny military spies.
A robot balloon crane offers instant seaports anywhere that could revolutionize how 90 percent of the world's goods move from ship to shore.
A "Top Gun 2" choice to feature the last U.S. manned fighter jet risks overshadowing the rise of military drones in modern warfare.
The $40,000 DARPA contest simulates how online crowds could help find critical resources during national emergencies or disasters.
A new vortex gun can fire electrically-charged rings of air that can clear smoke-filled hallways for firefighters or deliver non-lethal loads of clingy tear gas and pepper spray.
Humans could stave off "Judgment Day" by building a virtual prison that keeps possibly dangerous artificial intelligence trapped.
The Navy has begun testing its first full-size railgun as a futuristic superweapon for its warships.
A researcher says he has created a vegetable-based product that can replicate the taste, texture and nutrition of real meat without the inefficiency of raising livestock or growing test-tube meat.
Robots and virtual companions can already push the emotional buttons of humans, and tomorrow's versions will only get better.
The U.S. has approved its first new reactors in more than three decades since it suffered a partial meltdown at Three Mile Island.
Smart clothing made of e-textiles could soon mimic electronic gadgets without the clunky nature of hard batteries or microchips.
A shortage of rare metals produced as byproducts of mining major industrial metals could threaten the electronics industry and clean-tech innovation.
The next generation of supercomputers could transform science and society, but only if they can solve a huge power problem.
Better battlefield underwear could protect against blast fragments and feel silky smooth against the skin.
Microsoft's patent covers a system for analyzing worker e-mails, phone calls and video conferences to give feedback about bad work habits.
An idea-sharing game designed to encourage innovation has helped governments and corporations save money in tough economic times.
A rediscovered Civil War flying machine might have armed Confederate soldiers with a weapon more potent than the rebel yell.
The world economy increasingly finds itself in the virtual hands of computer algorithms and robot traders.