Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about modern anxieties than the past itself?

Oxygen has been the most important gas in our search for life among the cosmos thus far. On Earth, we have it in abundance ...

Former US Deputy Assistant of Defence Christopher Mellon claims to have seen first hand proof of ETs, including photos and ...

The filmmaker weighed in on aliens and his career during a keynote appearance at South by Southwest Film & TV Festival on Friday: "I never want to quit." ...

Wright-Patterson has played a central role in the US military’s real investigations into mysterious objects in the sky — from Cold War-era research programs to efforts to study what the government now ...

A former US defence chief has said imagery of an UFO which resembles nothing “we have built” will be released as Trump orders ...