On a battered rock in an ancient Martian riverbed, a pattern of dark, rounded patches has jolted planetary science. These ...

On Mars, NASA’s Perseverance rover has detected chemical signatures in rocks similar to those created by microbial life on Earth. The minerals found,vivianite and greigite, appear in a structured ...

(CNN) — Scientists believe intriguing leopard spots on a rock sampled by the Perseverance rover on Mars last year may have potentially been made by ancient life, NASA announced Wednesday. The team has ...

Add Yahoo as a preferred source to see more of our stories on Google. The most exciting rock known to science is a school-desk-sized chunk of mudstone currently stuck on Mars. Formed from fine, ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Here’s what you’ll learn when you read this story: When NASA’s Perseverance rover explored the Bright ...

They’re not completely sure. They never are. But this time, they’re pretty sure. Or, at the very least, sure enough to alert the media. Scientists monitoring the Perseverance Mars rover mission have ...

For four years, NASA’s Perseverance rover has searched for possible signs of ancient life on the surface of Mars. It has found myriad interesting features in its travels, including a rock with strange ...