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Could This Be The Signal Of Dark Matter?

Sometimes a strange signal comes from the dark and it takes a while to figure out what that signal means. In this case, scientists analyzing high-energy gamma rays emanating from the galaxy's center found an unexplained source of emission that they say is "consistent with some forms of dark matter." » 4/05/14 7:30am 4/05/14 7:30am

Watch this jaw-dropping video of a pulsar's beating heart

NASA's Fermi Gamma-ray Space Telescope is an observatory in low Earth orbit that the Agency uses to study some of the most high-energy sources of radiation in the Universe. Its wide-eyed Large Area Telescope (LAT) makes a sweep of the entire sky every three hours, soaking up gamma rays that emanate from cosmic… » 3/01/13 1:20pm 3/01/13 1:20pm