Spacecraft manufacturer XCOR comes up with an unusual two-wheeled way to test some critical bearing components from its rocket propellant piston pump.
Rocket propulsion hasn't changed much in decades, but a group of young scientists think that beamed microwave energy could power a new generation of rockets, leading to lower costs and opening space to a wide range of new businesses.
X-Tracer, who competed with the E-Tracer 7002 in the X-Prize, will receive $2.5 million. The E-Tracer is powered by an AC Propulsion electric drive system.
Before constructing the actual rovers that are sent into space, NASA scientists develop prototype bots to experiment with hardware and software. These devices were on display at the NASA Jet Propulsion Laboratory open house in Pasadena, Calif., on May 4, 2008.
An extremely rare microbe pops up in two different spacecraft clean rooms, one in Florida and one in South America.
Satellites the size of a Rubik's Cube could explore distant planets, thanks to tiny ion thrusters that could help reduce the cost of space missions.
UFO enthusiasts are excited about a strange blip of light in a photo from Mars, but the real explanation is likely much less exotic than alien life.
The social network is inventing new technologies in house to deliver affordable Internet access to all.
Brian Muirhead of NASA's Jet Propulsion Lab tells security professionals at Black Hat that failure is not an option when taking big risks, but offers tips on avoiding it.
NASA scientists report successful rebooting of Curiosity after the Mars rover suffers a software glitch.