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

The tantalizing prospect of inspecting a mysterious monolith on the surface of Mars moon Phobos was proposed earlier this ...

A man claiming to be a time traveller from 2045 has made a series of chilling predictions about the future – including alien ...

Scientists say the findings of the new study may make future searches for extraterrestrial intelligence faster and more ...

It was the late 1950s when Ruben Uriarte saw his first UFO — a silvery, oval-shaped object hovering by the Oakland foothills.

The sci-fi movie “Disclosure Day” predicts that our reaction to intelligent alien life will be chaotic. But what does the ...

For instance, what if we really are being visited by aliens from other worlds and they turn out to be aggressive, violent, ...

K2-18b is one of the most promising worlds for the search for extraterrestrial life, so astronomers conducted an unusually ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

It was a close encounter of the Schiff kind. President Trump made an out of this world jibe when he was allegedly briefed on alien “hybrids” living among humans, a congressman claimed this week.

Astrophysicist Neil deGrasse Tyson is calling on the government to just "show the alien," arguing that after years of whistleblower hearings and Pentagon file dumps, the American public is ready to ...