Search results for

NK-33 engines, originally destined for a Soviet-era moon shot that never got off the ground and later used in the Antares, are suspect, some scientists say.

Students starting classes this week at two San Diego County community colleges will have the opportunity to earn four-year degrees, without transferring to another school.

Tuesday was an insane news day, with confirmation hearings, explosive new allegations about Trump's ties to Russia, and a death sentence in a high-profile case, among other things. And more to come.

In a milestone for computers, a machine learned to play and has now beaten the European champion of the game.

Two of the men involved in the Paris attacks met in prison, where they transformed from small-time criminals to jihadists. France is now redoubling its effort to prevent radicalization in its prisons.

Tigers have round pupils, but domestic cats have vertical slits in the center of their eyes. What gives? A census of the shapes of animals' pupils suggests size and way of life each play a big role.

The famed astrophysicist got into a Twitter spat with the rapper, which then turned into a bona fide rap battle.

Local governments are allowing schools to experiment with new teaching methods. Educators hope to develop self-motivated, critical thinkers.

Mars used to be much warmer and wetter than it is today. Scientists are unraveling the mystery of why it dried out.

Two new books, The Gift of Failure and How To Raise An Adult, argue that too many children are being given too much.