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

Avi Loeb, a Harvard astronomer who has made headlines with his theories about alien encounters, will lead a White House ...

A Harvard University cosmologist who has suggested alien life forms could be sailing into the solar system disguised as meteors is leading the Trump administration’s secretive new scientific advisory ...

From Project Hail Mary to Independence Day, Alien to Arrival, these alien movies are much better than Disclosure Day.

Why do we tend to assume that UFOs are crafts carrying alien beings rather than alien beings themselves? How the UFO ...

A lot of the alien races in the Star Trek universe are humanoid, and the original series explained that fact way back in the late 1960s.

A British ufologist claims Donald Trump has a prepared UFO speech confirming the 'non-human origin' of recovered entities, fuelling fresh talk of imminent 'soft disclosure'.

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

By tracking neural crest cells in catshark embryos, researchers discovered that the molecular toolkit behind face-building is surprisingly conserved across jawed vertebrates. The real differences ...

What are the processes necessary to do so? Can life travel from one planet to another? If so, how? Today's technology brings ...

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

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