Why it matters: While not evidence of life, these discoveries show that ancient Mars had complex organic chemistry, ...

Samples taken from an ancient Mars rock may indicate that ancient life once existed on the Red Planet, according to a study ...

Recently, NASA revealed exciting details of new findings from Mars. Scientists have discovered tiny patterns of unusual minerals in the clay-rich rocks on the edge of Jezero Crater—an ancient lake ...

NASA's Curiosity rover, which launched in 2011 from Florida, found signs of organic material that on Earth is most often ...

Searching for past or present life on Mars is the sole driving force behind every mission we send to the red planet, from orbiters to landers to rovers. However, there remains a concern in the ...

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 key to solving the mystery of the Viking results is the discovery of perchlorate on the Martian surface in 2008.

When you buy through links on our articles, Future and its syndication partners may earn a commission. Images of the eight skylights opening up into possible karstic caves in Hebrus Valles on Mars. .

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 ...