Titan, Saturn's largest moon, is home to vast lakes and seas - not of water, but of liquid methane and ethane. In this video, ...

A polarizing Harvard astronomer has been appointed to lead a White House panel studying UFOs. Avi Loeb is leading a new ...

This video explores the uncomfortable possibility that the biggest obstacle in finding alien life is not distance, but ...

Astronomers have recently started looking for black holes bigger than galaxies. Brian Lacki explains how these “stupendously ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

It comes after the US president directed his administration to declassify more information on the issue ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

A new SETI study argues that turbulent space weather around distant stars can smear out ultra‑narrow alien radio signals, ...

Somewhere out there, a planet roughly the size of Earth may be orbiting a distant star in conditions that could support life.

Disclosure Day had people talking for its fresh take on alien contact and powerful sci-fi themes. These films follow the same ...