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After four years underground, the mysterious half boy, half horse is suddenly spotted far from his original Scotland.
Silly asteroid, rings are for Saturn! Not anymore. Astronomers have discovered an asteroid hosting a ring system of its very own.
NASA's Mars Atmosphere and Volatile Evolution -- MAVEN -- spacecraft starts a 10-month voyage to the Red Planet to study how the martian atmosphere has changed over time.
Do romance books with sexy dinosaurs, centaurs, Cthulhu, and aliens send your heart racing? After some such e-books get yanked by online booksellers, Crave's Bonnie Burton explains their appeal.
A bomb-disposal robot designed for DARPA has hands created from prosthetics designed for amputees.
In a brute-force search for lunar ice, NASA sent two spacecraft crashing to the moon Friday in a $79 million attempt to blast out suspected ice-bearing soil for detailed analysis.
Running two days late, a United Launch Alliance Atlas 5 rocket blasts off on a classified military mission -- the second of four planned this year by the secretive National Reconnaissance Office.
In a mission 11 years in the making, NASA today launched a pair of Johns Hopkins University satellites into the Van Allen radiation belts to study their structure in unprecedented detail.
After a flawless launch aboard a United Launch Alliance Atlas 5 rocket, NASA's costly Mars Science Laboratory rover is safely on the way to Mars for a bold mission to study the habitability of the Red Planet.
Deliberate crash of an empty rocket stage in a permanently shadowed crater near the moon's south pole last month kicked up definitive signs of water ice, scientists say.