As 29 teams worldwide are compete in the Google Lunar X Prize, they're trying to build robots that could reach the moon by the end of 2015, roam around the moon's surface, and send photos and videos back to earth.
NASA, the agency best known for exploring space, is trying to answer some urgent questions about air pollution right here on Earth.For much of July, the agency flew research planes between Washington, D.C. and Baltimore as part of a mission known as DISCOVER-AQ.
If you opened up a copy of the magazine Popular Science back in 1974, you'd see an artist's conception of a blastoff for the new spaceship that NASA was building. The headline: "Reusable Space Shuttle ... Our Biggest Bargain In Out-Of-This-World Research."
Friday morning was absolutely your last chance to watch a 20-story-tall space shuttle rise, pivot and speed away over the Atlantic Ocean with a crew of NASA astronauts aboard.Hundreds of thousands of onlookers claimed their spots on the Florida coast to watch the liftoff of Atlantis.