Are we alone in the Universe? With more than 100 billion galaxies in the observable universe and at least 500 billion planets ...

For decades, humanity has listened to the cosmos, hoping that somewhere among the stars another civilization might be trying ...

Sagan's team created the greatest puzzle of all time, which you can only solve if your species understands the basic nature ...

Professor Carol Oliver suggests that time dilation, a cosmic phenomenon, may deter aliens from visiting Earth, as ...

A self-proclaimed time traveller claims aliens will make contact in 2028, sparking online debate. His assertions, made during ...

With the release of Disclosure Day, Steven Spielberg’s new film about aliens, a question as old as science fiction itself resurfaces: if aliens were to arrive on Earth, would they come to conquer us, ...

Harvard researchers propose the cryptoterrestrial hypothesis, suggesting UFOs might indicate hidden civilisations on Earth, ...

Apparently, the government isn’t disclosing everything it knows about UFOs. A whistleblower has accused the CIA of attempting to use sites like 23andMe and Ancestry.com to uncover people with ...

Hollywood makes initiating alien contact seem much easier than it has proven to be. In E.T. the Extraterrestrial, E.T. got ...