Thomas Mulligan examines the scientific challenge of defining and searching for non-Earth-like alien life forms that may not ...

A former US Army sergeant claimed he spent most of his life in telepathic contact with an alien companion before his death.

Spock, being half-human, nonetheless epitomizes how we think of Vulcans on Star Trek. That doesn't mean he's perfect, and ...

From lakeside retreats and historic villages to destinations tucked away in the Alps, these are the best small towns to visit in Switzerland.