Dive into the fascinating theory that octopuses might not be from Earth—are they really aliens?

The curious minds at What If imagine aliens living on the Moon, exploring how they could survive, interact, and adapt to the harsh lunar environment.

NO ALIENS, dead or alive, have ever been taken to Porton Down, a government website proclaimed last year in an attempt to ...

Dubbed HD 137010 b, the planet might fall just within the outer edges of its star's 'habitable zone', meaning there could be liquid water on its surface and a suitable atmosphere for life.

Scientists may need to broaden their horizons in their search for alien life.

Astronomers suspect that a massive metallic cloud swirling in a nearby star system could be hiding a giant planet or dwarf star from view, after it drastically dimmed a sun-like star for around nine ...

A scientist at the University of Glasgow has delved into the possible existence of ...

President Donald Trump has a historic speech ready that could provide the world with UFO disclosure, and he has already picked a date to deliver it.

For readers seeking intellectually ambitious, thought-provoking fiction that bridges science, history and human complexity, ...

Fringe, Terminator: The Sarah Connor Chronicles, and Falling Skies are all underrated science fiction TV shows that deserve ...

Using data gathered by NASA's Juno Jupiter orbiter, scientists estimate that Europa's ice shell is about 18 miles thick — ...

Saving the world grand strategy-style.