For astronaut safety and to bolster success of the human exploration to come later, NASA needs an end-to-end demonstration of ...

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, ...

NASA’s Mars rover, Perseverance, deposited its first sample of rocks on the Red Planet’s surface Wednesday for an eventual return to Earth. The rover placed a titanium tube containing the rock sample ...

NASA's Mars Perseverance rover deposited its first titanium tube with a rock sample on the surface of the Red Planet on Wednesday, Dec. 21. The rover will set down a total of 10 tubes at the "Three ...

Hauling to Earth samples of Mars that might contain Red Planet life is deemed a low risk affair in terms of ecological and public safety — but that risk is not zero. When you purchase through links on ...

The depot will serve as a backup, in case Perseverance can't deliver its onboard samples to a rocket-toting lander. When you purchase through links on our site, we may earn an affiliate commission.

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. NASA is seeking ...

Winds that had kept a large red tide bloom miles offshore from Sarasota County have taken an unfortunate turn, and the impact can now be felt along some local beaches. Water quality samples published ...