Scientists have been searching for evidence of extraterrestrial life for decades. So, where are all the aliens? Here are 12 ...

Was alien life in "hot water" on Mars billions of years ago? New evidence from the Martian meteorite "Black Beauty" suggests ...

Scientists have found microorganisms crawling over a sample retrieved from the 200 million-mile-distant asteroid Ryugu. But ...

Scientists have identified a region on Mars that could support living organisms, potentially bringing us a step closer to ...

By analyzing data from various Mars missions, the team has identified a subsurface zone, between 4.3 and 8.8 kilometres deep, ...

Scientists have identified Acidalia Planitia on Mars as a potential hotspot for alien life, with conditions ideal for ...

The discovery could further indicate that the Red Planet, despite its arid and desolate appearance today, may have been capable of supporting life long ago. The evidence was delivered to Earth and ...

Despite the waffling discussion, one key thing was missing from the witness testimonies that day: real, tangible evidence.

Japanese researchers developed a model to simulate early Earth's atmosphere, revealing how UV radiation and hydrocarbons ...

In the search for extraterrestrial life in the universe, biosignatures, which indicate or suggest the presence of a ...

NASA's latest findings reveal that RNA's role in life's preference for left-handed proteins may be less about chemical bias ...

underscoring just how hard it is to probe off-Earth samples for evidence of extraterrestrial life. "The presence of terrestrial microorganism within a sample of Ryugu underlines that ...