NASA’s latest Mars findings have pushed the search for ancient life from speculation into a disciplined, data-rich debate ...

Since humanity's first steps on the moon, the aspiration to extend human civilization beyond Earth has been a central ...

(NEW YORK) -- A 350-billion-year-old rock discovered on the Red Planet is "the closest we've come to discovering ancient life on Mars," according to NASA. Potential signs of microbial life were found ...

Mars has long looked like a dead world, but Curiosity’s decade of fieldwork has steadily revealed a planet that once offered ...

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 announced Wednesday that its Perseverance rover discovered what scientists are calling a “potential biosignature” in a rock on Mars last year. This signature, which may have a biological origin ...

CAPE CANAVERAL, Fla. — NASA says a rock sample collected by its Perseverance Mars rover in the Jezero Crater may contain evidence of ancient microbial life on Mars. The rover discovered a rock ...

(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 ...