<p style="text-align:center"></p> <p>We now have the technology to go snooping for extraterrestrials in our own backyard. No, not as close as little green men cutting up crop circles; instead, we should
<p>Two studies appearing in the Aug. 25 issue of the journal Nature provide new insights into a cosmic accident that has been streaming X-rays toward Earth since late March. NASA’s
<p>About three times a second, a 10,000-year-old stellar corpse sweeps a beam of gamma-rays toward Earth. Discovered by NASA’s Fermi Gamma-ray Space Telescope, the object, called a pulsar, is the