Mars

Bob Rauschenberg is one of a half dozen artists who have placed art on the moon. This article details the clandestine operation that resulted in the "moon museum."

An international crew of "aquanauts" just returned from a NASA mission right here on Earth. The spent ten days living at the bottom of the Atlantic Ocean,…

What happened to the water that once flowed on Mars?That's the mission of NASA's MAVEN spacecraft, which is scheduled to launch today from Cape Canaveral.…