A Scan Of 100,000 Galaxies Shows No Sign Of Alien Mega-Civilizations

A pioneering infrared scan of 100,000 galaxies by Penn State astronomers has failed to detect any signs of galaxy-spanning extraterrestrial supercivilizations. This result, though very preliminary, may be a sign that aliens aren't capable of conquering entire galaxies. » 4/15/15 1:17pm 4/15/15 1:17pm

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