A mudstone sample from Jezero Crater shows textures and minerals that on Earth often form through microbial activity. Scientists caution that nonbiological processes could also explain the features, ...

NASA says it’s now closer than ever to “discovering life on Mars” thanks to a key sample obtained by its Perseverance rover. On Wednesday (Sept. 10), the agency detailed its hopes for the sample, ...

After four years of discoveries and explorations on Mars, Nasa’s Perseverance Rover has found some unusual rocks on the planet’s surface, hinting at potential past life there. The mudstones were found ...

Perseverance rover data shows Jezero Crater once held a calm lake, leaving behind mudstones rich in organic-linked minerals.

If it pans out, it may complicate Elon Musk’s dreams of founding a settlement on the fourth planet from the sun.

Samples collected from a rock dubbed “Cheyava Falls” contain a structure that hints at the possibility of having a biological origin, according to the space agency, but more research needs to be ...

Rocks found on Mars may provide the strongest evidence yet of past life on the Red Planet, but more testing is needed to back up those findings. Until the samples are retrieved by robotic spacecraft ...

Because all earthly life shares a common origin, finding a second tree of life would forever change humanity’s understanding ...