January 15, 2013 Pollution around Beijing has been stifling for the past few days. NASA has released a pair of satellite images, showing the extent of the smog from space and how the air has changed in the past couple weeks.
December 27, 2012 NASA's Curiosity rover turned its camera around and captured a beautiful self-portrait from Gale Crater.
December 20, 2012 When a meteorite crashed down in April on the exact spot where gold was discovered in 1848, professional and amateur meteorite hunters alike fanned out to collect small chunks. Now more than 50 scientists have published an analysis of the rare space rock.
December 18, 2012 If you've ever wanted to eat a replica of the Mars rover Curiosity that made history this summer, here's your chance. A Caltech chef made one out of gingerbread, and it's on display in the lobby of the Athenaeum, a faculty and staff club on the Caltech campus.
December 13, 2012 Commercial space travel is becoming a reality. Now people who have longed to go into space can buy a ticket, if they've got the cash. But are they healthy enough to make the voyage?
December 13, 2012 Given the history of first orbital space shots, North Korea's apparent struggle with its mission is fairly typical, experts say.