The curious minds at What If have explored the discovery of a planet that could potentially host alien life.

A nutrition scientist applies metabolism, biology and food science to one of science fiction's oldest questions.

The United States government's recent release of hundreds of previously classified unidentified anomalous phenomena (UAPs) ...

This video breaks down why K2-18b has suddenly become one of the most important planets in the search for life beyond Earth.

In “Disclosure Day,” out Friday, Steven Spielberg is once again inviting audiences to ponder the existence of ...

Many have watched recently released UFO videos, but most still think the government knows more than it is saying.

Add Yahoo as a preferred source to see more of our stories on Google. Tardigrades—a type of invertebrate also known as water bears—are the only animals observed to survive the intense radiation and ...

Scientists say extraterrestrial life may exist elsewhere in the universe, but vast distances, enormous energy requirements ...

Disclosure Day treats extraterrestrial life as a challenge to faith. It’s not.

Like the lead character of “Project Hail Mary,” some scientists are proposing ways that life might exist beyond a star’s “habitable zone,” often considered the gold standard of potential livability An ...

This could be why we still haven’t found alien life - Traces left behind by organisms on alien worlds may be too subtle to detect ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life.