NASA research indicates hunks of frozen carbon dioxide -- dry ice -- may glide down some Martian sand dunes
Researchers have found signs of life in mud pulled from the bottom of an ice-covered lake in Antarctica.
The Air Force took another step forward with its newest fighter jet when an advanced F-35 Lightning II landed at the service's lead training base.
An international team of astronomers has found the most distant gravitational lens yet — a galaxy that deflects and intensifies the light of an even more distant object.
The full extent of the CIA's extraordinary rendition programme has been laid bare with the evidence that more than a quarter of the world's governments covertly offered support
More whistleblowers will emerge shortly in the escalating Benghazi scandal
Curiosity Mars Rover will analyze the dirt in CheMin, one of two inner mini-laboratories.
A giant crane will tower above NASA's Jet Propulsion Laboratory in Pasadena, Calif., shooting out of a hilly mesa like an oversized erector set
Air Force Staff Sgt. Lionel Garcia, a 49th Civil Engineer Squadron firefighter here, saved the life of a San Antonio police officer Feb. 19 while on leave visiting his family.
A team of astronomers from the University of Anitoquia, Medellin, Colombia, have discovered a graveyard of comets.
Charlottesville, Va., has become the first city in the United States to formally pass an anti-drone resolution.
President Obama has declined to answer questions about a report that Americans under attack in Libya on Sept. 11 were denied help
Whistleblowers have been threatened by unnamed Obama administration officials.
NASA's Voyager 1 spacecraft officially is the first human-made object to venture into interstellar space.
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