The curious minds at What If explore what would happen if there is alien life on Jupiter's moon Europa.

Europa may be one of the most promising places to search for alien life, but it is also one of the hardest moons to explore.

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

Artificial intelligence could easily fall into the trap of identifying non-life as life on other worlds, claim two ...

For decades, scientists have searched for worlds beyond Earth that might contain the ingredients for life, and one of the ...

A new exoplanet model screens rocky worlds by their ability to retain atmospheres over geologic timescales, helping narrow the search for potentially habitable planets beyond Earth. When you purchase ...

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

(RNS) — Roughly a third of the way into Steven Spielberg’s new blockbuster film “Disclosure Day,” which focuses on the theoretical release of evidence documenting the existence of alien life, a ...

On a clear night, the sky may seem peaceful and empty. Yet beyond the stars visible to our eyes lies a universe so vast that it is difficult to imagine. Our gal ...

Scientists say moons around rogue planets wandering through the galaxy could remain warm enough for life thanks to tidal heating and hydrogen-rich atmospheres. These dark, starless worlds may have had ...

Illumination, responsible for hits such as the “Minions” and “Sing” franchises, has released the trailer for “Not Alone,” a new alien-themed animated film starring Timothée Chalamet and Selena Gomez.

Scientists are raising concerns that we may be overlooking evidence of extraterrestrial life even when it is present. Hidden biosignatures, limitations in detection technology, and assumptions about ...