SAN FRANCISCO (Reuters) - NASA's Mars rover Curiosity has halted its trek up a mountain filled with potentially habitable niches for life while engineers troubleshoot a problem with one of its key ...

A long time ago, life left microscopic signatures on Mars — or did it? That's the question NASA scientists have worked for years to answer. On Wednesday, NASA researchers said the answer might be in a ...

WASHINGTON, March 18 (Reuters) - Using ground-penetrating radar, NASA's Perseverance rover has detected underground remains of an ancient river delta on Mars in some of the oldest evidence yet ...

When the Perseverance rover arrived on Mars nearly five years ago, NASA officials thought the next American lander to take aim on the red planet would be taking shape by now. At the time, the leaders ...

CAPE CANAVERAL, Fla. — NASA’s Mars rover Perseverance has uncovered rocks in a dry river channel that may hold potential signs of ancient microscopic life, scientists reported Wednesday. They stressed ...

The Curiosity rover used LED lights on the end of its robotic arm at night to illuminate a hole it had drilled into a rock, Nevado Sajama, in November 2025. Scientists wanted to know if they could see ...