Astrobiologists in Germany are developing a new testing device that could help tease dormant alien microbes into revealing themselves — and its key ingredient is a common amino acid that’s found in ...

A Russian astronaut said extraterrestrial bacteria was found on the surface of the International Space Station. Anton Shkaplerov told Russian news outlet TASS Monday that it appeared the bacteria was ...

A bacterium that can not only withstand but thrive on arsenic has been discovered by NASA scientists at the bottom of a Californian volcanic lake. That the bacteria can live on such a toxic substance ...

It’s one small step for man, one potential giant leap for Martiankind. Scientists have identified a region on Mars that could support living organisms, potentially bringing us a step closer to ...

First NASA had quite possibly discovered an alien lifeform. Then it was an earth bacteria that has a unique kind of arsenic-based DNA - an entirely new kind of organism. Then it merely could use ...