Space Station's Giant Antimatter Magnet Finds Abundance Of Mysterious Particles

The Alpha Magnetic Spectrometer's first results could be evidence of dark matter. Right in Earth's neighborhood, space is positively bubbling with high-energy antimatter particles--a lot more than can be explained. These excess positrons--mirror opposites of negatively charged electrons--just might be signals of dark matter. They might not be, though, and right now scientists are not sure. But the news of excess positrons is still good news from the Alpha Magnetic Spectrometer, one of the larges...