The revised Mars Sample Return strategy does away with a "fetch rover" and its lander, relying instead on the Perseverance rover and helicopters based on Ingenuity. Credit: NASA WASHINGTON — NASA and ...

Editor’s note: Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The Perseverance rover has captured new ...

The Perseverance rover found a rock on Mars that scientists think could show evidence that life once existed on the Red Planet. The rock – nicknamed "Cheyava Falls" after a waterfall in the Grand ...

Jezero Crater’s rocks reveal three stages of water activity, shifting from hostile acidic fluids to more life-friendly alkaline ones. Perseverance’s discoveries guide future sampling and strengthen ...

If life ever existed on Mars, we may already have the answer at hand. In January NASA’s Perseverance rover deposited 10 tubes on the surface of Mars. Each contains a sample of Martian rock that was ...

Scientists believe these rocks were formed by ancient rainfall and humidity, similar to processes on Earth. The discovery adds to the evidence that Mars may have once been a habitable planet capable ...

Perseverance has stashed four out of 10 planned samples at the Three Forks sample depot on Mars. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

A new batch of images taken by the Ingenuity helicopter during its recent flight over the surface of Mars is helping NASA scientists to refine science goals for the Perseverance rover and chart the ...