From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

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, ...

Space fans are over the moon about a major discovery on Mars - however, they don't know what it is quite yet. There's a lot of speculation after NASA tweeted they'll be telling us on Monday that a ...

Billions of years ago, Mars’ Jezero Crater held a lake fed by rivers that could have carried minerals and maybe even organic matter. On Earth, places like that are teeming with microbial life. NOVA is ...

When the Perseverance rover arrived on Mars nearly five years ago, NASA officials thought the next American lander to take ...

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 ...

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 ...

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 ...

Scientists have discovered 26 previously unknown bacterial species living inside NASA’s ultra-sterile spacecraft assembly ...

A NASA rover that launched from Florida detected electrical sparks igniting within small dusty tornadoes whirling on Mars' surface.