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.

While surveying distant worlds beyond our solar system, researchers unexpectedly obtained the first direct images showing ...

Two enormous space rocks have slammed together in a nearby planetary system, and for the first time astronomers have watched the dusty aftermath unfold almost in real time. The violent impact, ...

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 ...

Carbon, nitrogen, and sulfur are crucial to life on Earth. But the relative amounts of those elements are different from those of other rocky objects in our solar system, so scientists have been ...

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, ...