Popular culture imagines aliens as creatures made of flesh and bone — but some researchers argue that advanced civilizations would likely evolve beyond biology. Given millions of years of ...

A live radio broadcast was interrupted just as a caller made an extraordinary claim . In the Mojave Desert, a lone phone ...

Human intelligence wasn’t a cosmic evolutionary fluke, some scientists say. The case against cosmic loneliness is growing.

For decades, scientists have searched the skies for signs of extraterrestrial technology. A study from EPFL asks a sharp ...

Documents might help scientists shed light on unexplained phenomena and government secrets, experts said.

Our fascination with the cosmos has led to many great UFO movies being produced, some of which never got the audience they ...

Nuclear fusion combines light hydrogen atoms to release energy, similar to the sun's processes. Fusion reactors are ...

One group of experts now say that looking for life on water and oxygen-rich planets could be a waste of time.

While idea may violate Occam’s razor, “it remains a speculative but logically open alternative,” says biologist Robert Endres.