The strangely shaped object - snapped by NASA's Opportunity rover - has resurfaced and reignited wild theories about little green men on the Red Planet ...

Scientists have found a hidden biosphere stretching miles beneath Earth’s surface and as deep as 6 miles below the seafloor.

There are "vast hidden magma systems" inside of Mars, scientists say – and it could have major implications for the search ...

Nasa's latest Mars discovery brings us closer to finding alien life. Perseverance has found deep deposits of complex carbon ...

Scientists propose building a lab on the moon to screen Mars and other space samples for alien microbes before they ever ...

Researchers have looked at how particular microbes from Earth would fare in conditions like those of Mars, the moon, and the ...

Ad Astra ending explained with Roy’s final choice, Clifford’s fate, the Lima Project, the Surge, and what the movie’s ending ...

A NASA astronaut preparing for a grueling eight-month stint in orbit reveals a plan to test for extraterrestrial life.

An interstellar comet that blazed past the sun and swung by Earth last year could be nearly three times older than our solar ...

Could microbes from Earth survive on other worlds? New research suggests that the answer may be yes. Ph.D. candidate Tommaso ...

Discover the astonishing microscopic life thriving beneath Antarctica's icy exterior. A new PBS series reveals the ...

These wildly different films explore the wondrous, and sometimes terrifying possibilities of contacting extra-terrestrial ...