Astrobiologists think extraterrestrial civilisations grow so much that they hit crisis points, missing the chance to set out ...

As much as Steven Spielberg likes aliens, he seems to prefer holding them at arm’s length. The creatures in Close Encounters ...

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 ...

Fire & Ash' hits Disney+, we delve into the jungles of Pandora to learn about three of the Avatar series’ coolest alien creatures.

National Geographic Explorer Mackenzie Calle spent 14 days in a Mars simulation program to prepare for humanity's future in ...

A biologist specializing in invasive species has partnered with a former Pentagon strategist in pushing NASA to construct a ...

A new exoplanet model screens rocky worlds by their ability to retain atmospheres over geologic timescales, helping narrow ...