NASA Resurrects a Dead Satellite to Hunt Asteroids

For nearly three years, the Wide-field Infrared Survey Explorer (WISE) satellite was one of our most potent tools in the search for asteroids, discovering 33,500 of them (more than a dozen of which are potential impact threats) before being placed into hibernation in 2011. But with a new-found interest in asteroid… » 8/22/13 12:07pm 8/22/13 12:07pm