This video breaks down why K2-18b has suddenly become one of the most important planets in the search for life beyond Earth. Using data from the James Webb Space Telescope, researchers reported ...

A set of protocols telling scientists what to do – and what not to do – if they ever detect evidence of intelligent life ...

This eBay listing for never produced, alleged "Planet of the Apes" action figures is a puzzling mystery for toy collectors.

An image taken by Curiosity last month has sparked claims of a long-lost civilization on the Red Planet after some spotted a ...

This new group, which is led by Harvard professor Avi Loeb, aims to advise the Trump administration and the U.S. intelligence ...

Astronomers discovered a planet 25 light-years away that orbits within the habitable zone of its star that could potentially ...