On Aug. 14, 2019, a gravitational wave -- a massive ripple through the fabric of space-time -- washed over the Earth. The wave was detected by sophisticated, fine-tuned lasers in the U.S. and Italy.

You may be surprised to learn that a “mysterious object dubbed ‘WT1190F’” is headed directly for Earth. THIS IS TRUE. But scientists now have a pretty good idea what it is—and think it will probably ...

What was the worst collision in space history? originally appeared on Quora: the place to gain and share knowledge, empowering people to learn from others and better understand the world. Answer by ...

Jackson Ryan was CNET's science editor, and a multiple award-winning one at that. Earlier, he'd been a scientist, but he realized he wasn't very happy sitting at a lab bench all day. Science writing, ...