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

A new NASA analysis concludes that it is "reasonable to hypothesize" that living things could have formed the odd organic ...

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

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 ...

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

“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 few weeks ago, the rover Perseverance found potential signs of life on Mars. Again. I’m getting tired of scientists getting so worked up about potential life on Mars. First, it was potential signs ...

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 ...