Dark matter makes up more than 80 percent of the matter in the universe. But up until now, it’s eluded scientists. Yesterday, however, NASA announced a possible breakthrough. A particle detector mounted on the International Space Station may have detected dark matter. The detector is called the Alpha Magnetic Spectrometer and it measures cosmic ray […]
Using powerful instruments at the Keck Observatory in Hawaii, astronomers recently discovered that the universe stretched much further than originally thought. Joining us is Brendan Owens, an astronomer at the Royal Observatory in Greenwich, England.