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

For generations, the search for life beyond Earth has focused on avoiding one of science’s biggest mistakes: claiming a ...

Imagine the possibilities of discovering alien life on the super-Earth exoplanet K2-18b.

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

Scientists have searched one of the only known visitors to us from another solar system for signs of alien technology – and ...

Steven Spielberg's claims of alien visits to Earth spark debate among scientists, who stress the lack of credible evidence ...

A new Sky‑commissioned poll shows 60% of Gen Z Britons believe governments are hiding the truth about UFOs and alien life, ...

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 ...

The object, called 3I/ATLAS, is only the third interstellar visitor ever detected passing through our Solar System.

New UFO files have been released by the Trump administration that include several vivid descriptions of mysterious sightings ...

Americans "deserve the truth," a U.S. congressman has told a press conference as part of a wider transparency campaign.

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