Could the strange light fluctuations of Tabby's Star be evidence of a Type II civilization building a Dyson Sphere?

This documentary explores the profound scientific search for intelligent life beyond Earth and the potential existence of advanced alien civilizations. It examines various methods of cosmic ...

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

(cokada/iStock/Getty Images) Alien megastructures built to harvest stellar energy or alter the orbits of stars may be ...

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

In the sci-fi book and now movie Project Hail Mary, astronaut Ryland Grace, played by Ryan Gosling, encounters three ...

Stargate SG-1 proves the Prime Directive can be frustrating, showing how stepping in can save lives and improve entire ...

Alien experts claim powerful extraterrestrial life exists in the universe, which is beyond the control of any government — ...

Star Trek is packed with all sorts of alien, both on the Enterprise and throughout the final frontier, and these are the ...

Debate over alien life resurfaces as Avi Loeb questions humanity, Obama comments on UFOs, and NASA’s Artemis II mission fuels ...

The Minoan civilization flourished between roughly 2000 and 1500 B.C. on Crete and nearby islands. How did it come to an end?