Until now, scientists believed that Mars’ skylights – pits in the surface of mars – were formed by volcanic activity. But ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most ...

Is 3I/ATLAS an alien probe? Breakthrough Listen uses the Green Bank Telescope to search for technosignatures as the ...

Harvard's Avi Loeb argues 3I/ATLAS shows signs of alien technology, from its 0.2% probability flight path to bizarre metal ...

New discoveries and fresh looks at familiar worlds show how far exoplanet science has come — and how much remains unknown.

With 3I/ATLAS streaking away from our planet, speculation remains as to whether the interstellar comet is alien or not.

A small icy moon orbiting Saturn is a likely candidate to host outer space life, as a major space organisation is targeting ...

If you're looking for sci-fi content on Netflix, the streamer has you covered with several compelling TV series. Here's how ...

They're some of the most sterile places on Earth - but scientists have discovered dozens of new bacterial species inside NASA ...

Breakthrough Listen searched for technosignatures from interstellar comet 3I/ATLAS but found no unusual signals or behavior ...

The James Webb Space Telescope detected an atmosphere on a lava-covered exoplanet, evidence that small planets close to stars ...