Their discovery showed that even tucked away in our innards – in the walls of our stomachs, subjected to vinegar-like pH ...

The intriguing chemistry of a rock collected by the Perseverance rover could trace to microbial activity—or not ...

If Mars ever hosted microorganisms in its bygone oceans, their fossils might still be preserved in minerals—and now, we have ...

The search for extraterrestrial life continues, with Mars remaining a primary focus due to its geological features and past evidence of water. While no living organisms have been found, compounds and ...

Scientists may finally have a way to detect ancient life on Mars by studying microbial fossils preserved in sulfate minerals. Gypsum deposits on Mars may be hiding evidence of past microbial life — ...

If life exists on other planets, it needs to be adaptable to extreme environments. To get a clue of what it might look like, we can turn to a surprising place: the human gut.

These warm, wet conditions suitable for life possibly spanned tens of millions of years on Mars, presenting ample time for shorelines to shift while fostering the development of organisms.

A new study published in the journal Geology provides compelling evidence for the existence of liquid water beneath Mars.

It's usually taken up in the form of sulfates, and used to make two of the essential amino acids living organisms need to make proteins. Since we've known about sulfates on Mars for some time ...

Mars may have once been a paradise with Earth-like oceans and balmy beaches that would have been ideal for harboring living organisms, according to a new study. An international team of ...

Right now, Mars is a reddish desert landscape—attractive ... only occur under the conditions where we saw multi-cellular organisms survive. Water, mild temperatures between 0⁰ C and 40⁰ ...