NASA: Solar wind transformed Mars into cold, dry planet

Those lucky enough to be selected will help pave the way for future missions to Mars. By Daniel Terdiman. Wanted for the job of a lifetime: Intrepid explorers to ply the deep reaches of space. NASA today put out a call for new 

According to NASA, it doesn't take much to be eligible for space flight: An undergraduate degree from an accredited institution in engineering, science, or math, plus three years or more of related professional experience or at 

Guess what? NASA is recruiting a class of new astronauts, and anybody can apply starting in December. Sorry to dash any of your remaining childhood dreams, but it won't be any of you.

A few days ago we told you about a NASA study which found ice in Antarctica is “overall accumulating.” That runs counter to previous studies which led to predictions that ice would disappear and contribute to a rise in sea levels. How can the alarmists

Lindgren and NASA's one-year spaceman, Scott Kelly, the station's commander, were about two hours into their planned 6½-hour spacewalk when the ammonia flakes spewed out. As long as the men were outside, any potential suit contamination would pose