According to Metropolitan Hilarion, aliens live in different realms and occasionally appear to humans as angels ...

In these science fiction books, extraterrestrial beings are sympathetic, horrifying and everything in between.

'Do all aliens really need sunlight?' ...

Comet 41P/Tuttle-Giacobini-Kresak has begun acting a little unusually, but there are likely natural explanations before we go ...

I doubt it. Galactical distances are enormous. There may be life forms in many places in the universe but most likely, they are living autonomous existences rather than under surveillance by aliens.

Bill Maher says credible military and government UAP sightings have shifted his views on alien life, quipping that skeptics ...

For decades, scientists have tried and failed to explain how the force that binds the heart of atoms together really works.

Overview: Quantum Physics for Beginners by Carl J. Pratt simplifies core ideas like wave-particle duality and entanglement, making it ideal for first-time reade ...

It's the start of a new season, and that means plenty of new fantasy and sci-fi books to add to your bookshelf. Here are 13 ...

The White House has quietly registered the domain 'aliens. gov' under the Executive Office of the President, a verifiable ...

Comedian and political commentator Bill Maher has apparently become a full-blown believer that UFOs are aliens. In the past ...

Two newly registered federal website domains – Alien.gov and Aliens.gov – are drawing attention after records showed they were created this week by a U.S. government agency, fueling speculation as ...