/tags/antimatter antimatter en-US Copyright Mon, 19 Dec 2016 16:06:00 GMT /breaking-news/2016-12-19/scientists-blast-antimatter-atoms-with-a-laser-for-the-first-time By comparing the light from anti-atoms with the light from regular atoms, they hope to answer one of the big mysteries of our universe: Why is there so much regular old matter and not much antimatter? Mon, 19 Dec 2016 16:06:00 GMT /breaking-news/2016-12-19/scientists-blast-antimatter-atoms-with-a-laser-for-the-first-time Nell Greenfieldboyce