Space shuttle commander Kelly to retire from NASA

Mark Kelly, the US astronaut who commanded the final flight by the shuttle Endeavour, announced Tuesday he is retiring to spend more time with his lawmaker wife as she recovers from a gunshot wound to the head.

Malaysian experiment releases 3 orangutans in wild

(AP) -- Malaysian researchers are testing whether three young orangutans reared in captivity can adapt to life in the wild outside Borneo, while activists insisted Wednesday the experiment was a flawed way of trying to help ...