The American government has identified four distinct types of alien life, a former CIA-backed advanced weapons researcher has ...

Thomas Mulligan examines the scientific challenge of defining and searching for non-Earth-like alien life forms that may not rely on carbon, water, or DNA.

A former CIA-funded researcher claimed that "at least four" different alien species have been discovered in wreckage ...

Unidentified aerial phenomena claims resurface, sparking debate over alleged alien life and government transparency. Despite ...

Explore the shocking claims of alien life in recovered UFOs and the controversy surrounding these extraordinary assertions.

The Pentagon's release of files might help scientists shed light on unexplained phenomena and government secrets, experts said.

Alien life may be hiding much closer to home than science fiction would have us believe, according to a particle physicist ...