This video explores the uncomfortable possibility that the biggest obstacle in finding alien life is not distance, but ...

Well, as a matter of fact, I have often had close encounters with aliens, only I never bothered to mention it here. For this ...

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

In 1877, an Italian astronomer mapped faint lines on Mars and called them canali, meaning channels or grooves. But the word ...

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

An instrument on the Perseverance rover has identified large, complex carbon compounds alongside unusual patterns on the ...

The organic molecules could come from life or from ordinary chemistry — only samples returned to Earth can settle it.

"Measurements of two mudstones show hundreds of organic detections, making this the most robust organic detection in Jezero ...

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

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

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

Something is absorbing light on the surfaces of Pluto and Saturn’s moon Titan, and figuring out what it is could be crucial ...