Humans might not know of any intelligent beings beyond Earth, but if they exist, they might already know about us. New ...

A secret underground facility has been at the heart of one of the wildest alien conspiracies in America, and believers say it ...

First, the kinds of people coming forward with claims and the footage and accounts of mysterious flying objects being ...

A shocking new report about the strange sphere recovered in Colombia is providing even more evidence that this is a genuine UFO .

U.S. military fabricated evidence of alien technology and allowed rumors to fester to cover up real secret-weapons programs.

We have actual evidence now, to go with our incessant ramblings and musical tinnitus. I like to think that aliens are simply monitoring us.

An astronomer breaks down 3 key components that allow researchers to make groundbreaking discoveries — and decide when results aren’t significant.

Although it gave no real indication of how life in fact first evolved, the experiment left astrobiology with a framework for investigating the chemistry of alien worlds.

Although it gave no real indication of how life in fact first evolved, the experiment left astrobiology with a framework for investigating the chemistry of alien worlds. In 1975, the first Mars ...

Scientists find ‘strongest evidence yet’ of alien life on distant planet The tantalizing hints of a far planet ‘teeming’ with extraterrestrial life is some 120 light-years away from Earth ...

Astronomers claim to have seen the strongest evidence so far for life on another planet. But other researchers have urged caution until the findings can be verified by other groups and alternative ...