As NASA's Cassini spacecraft zooms toward Saturn's smoggy moon Titan for a targeted flyby on June 18, mission scientists are excitedly hoping to repeat a scientific tour de force
Scientists studying the behavior of the world's ice sheets may soon have a new airborne tool that will allow radar measurements...
In a test yesterday, NASA demonstrated that it can land an unmanned spacecraft on a rugged planetary surface in the pitch dark.
A test flight later this week will challenge a set of sensors to map out a 65-yard square of boulder-sized hazards and pick out a safe place to land.
Satellites play vital roles in everyday life.
CIA's station chief in Libya pointedly told his superiors in Washington that no such demonstration occurred in Benghazi.
Comets are among the most beautiful and least understood nomads of the night sky.
The largest moon in our solar system, a companion to Jupiter named Ganymede, might have ice and oceans stacked up in several layers
When government employees believe that classified information in their possession is improperly classified, they “are encouraged and expected” to challenge its classification status
NASA took to the skies today to begin a series of flight tests to gather critical data that may aid in the development of cleaner aircraft fuels.
If the icy surface of Pluto's giant moon Charon is cracked, analysis of the fractures could reveal if its interior was warm, perhaps warm enough to have maintained a subterranean ocean
The Magnetospheric Multiscale, or MMS, mission will provide the first three-dimensional views of this fundamental process that can accelerate particles to nearly the speed of light.
The U.S. Army is testing an unmanned version of its famous Black Hawk helicopter.
In deep space, floating between the stars, lies an abundance of atoms -- carbon, oxygen, hydrogen -- that over millions of years will grow into new stars and new planets.
1023-1036 of 1056