Has NASA's Perseverance rover at long last found evidence that life did indeed once exist on Mars? Well, after more than four years of scouring the Red Planet's rocky surface, the intrepid rover has ...

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, ...

The recent detection of potential signs of ancient microbial life on Mars by NASA’s Perseverance rover has sparked renewed ...

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 ...

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, ...

The recent announcement that scientists have spotted what they believe to be evidence suggesting ancient life on Mars seemed like the latest in an endless cycle of tantalizing hints followed by pleas ...

The search for life on Mars dates back about five decades, and a Sept. 10 announcement marks perhaps the most dramatic advancement yet. The news: NASA's Perseverance rover had found potential signs of ...

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NASA announced it found promising potential biosignatures on Mars. Potential biosignatures are things like chemicals and structures that could be a result of life on the planet, but more research was ...

A rock sample collected by NASA’s Perseverance Mars rover may contain evidence of ancient microbial life, preserved for billions of years on the Red Planet. The potential “biosignature” is not direct ...

"The idea was for our payload to get us just up to the potential biosignature designation and have the rest of the story told by instruments here on Earth." A potentially huge discovery by NASA's ...

NASA's Perseverance robot, depicted here landing on the Martian dunes, used its cutting-edge cameras to image what could be the first evidence of life ever detected on Mars, opening the possibility ...