AP - Greek researchers said Wednesday they had discovered a well-preserved skull of 5 million-year-old primate.

Reuters - NASA's Mars Reconnaissance Orbiter is headed into a perilous phase after a seven-month journey from Earth, aiming to start looping around the Red Planet on March 10, space agency officials said on Friday.

AP - The Mars rover Spirit has hit a home run by landing in a rugged plateau dubbed "Home Plate," but scientists are still trying to decipher its geology.

AP - The Mars rover Spirit has hit a home run by landing in a rugged plateau dubbed "Home Plate," but scientists are still trying to decipher its geology.