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 ...

Missing US scientists’ mystery: Harvard astrophysicist Avi Loeb urges caution regarding a series of unexplained deaths and ...

Some sci-fi books are so great that they could sustain multiple seasons of a prestige TV shows, even though they are a ...

(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 ...

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

The actor on whether he'll appear in Ryan Coogler's revival of his Fox hit (maybe?), the UFO/UAP phenomena, and season two of ...

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

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

Fallout brought the wasteland back in a big way, but these other series prove the apocalypse has plenty of stories left to ...

Interest in unidentified aerial phenomena (UAPs) surged in February when Barack Obama stated aliens are "real," though he ...