Scientists may be one step closer in their hunt for signs of past life on Mars after the Curiosity rover's latest find.

Yet another tantalizing clue. The post NASA Running Out of Non-Life Explanations for What Its Rover Found on Mars appeared ...

A year ago, NASA announced that its Mars rover Curiosity had discovered long-chain organic compounds. Their quantity suggests ...

The discovery suggests that parts of Mars may once have supported tropical-like climates, complete with heavy, sustained rainfall.

Recently, NASA announced that the Mars Perseverance rover has found indications that life may have at one time existed on the Red Planet. The announcement did not mark the first time the space agency ...

“This finding by Perseverance …is the closest we have ever come to discovering life on Mars,” said acting NASA administrator Sean Duffy in a statement. “The identification of a potential biosignature ...

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, ...

It's not the first time there have been claims of signs of life on Mars, so why are scientists particularly thrilled now? When you purchase through links on our site, we may earn an affiliate ...

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

In 2025, scientists reported the discovery of long-chain organic molecules called alkanes in the ancient mudstones of Mars. Now, in a new study, a team led by Alexander Pavlov of NASA's Goddard Space ...