Scientists continue to look for signs of alien life on Mars, but this scientist truly popularized the idea, claiming to find ...

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

A new paper suggests that BARSOOM may have been alive on the planet, and was killed in the Viking experiments.

If life ever existed on Mars, it might have looked like microfossils right here on Earth.

America was winning the race to find Martian life. Then China jumped in. In July 2024, NASA’s Perseverance rover came across a peculiar rocky outcrop on Mars covered in strange spots. On Earth, these ...

Turns out evidence of alien life might well have been discovered much closer to home.

For 25 years, the program has looked at how life began on Earth and how those conditions can translate to other planets in ...

Finding alien life in the universe just got way more likely, according to groundbreaking study ...

Waiting for news about life on Mars? You’re 120 years late. That story broke on Dec. 9, 1906, when The New York Times ran a major piece under the brooking-no-argument headline, “There Is Life on the ...

But the real truth is that alien life on other planets could be even stranger than floating balloons or amorphous organisms ...

On Thursday the U.S. president ordered the release of federal files related to UFOs and aliens, although no evidence of extraterrestrials visiting Earth is known to exist ...

The Science: Europa has been considered as a top contender for alien life for even longer than Enceladus, thanks to its massive under-ice liquid water oceans. It also displays water vapor plumes ...