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

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

Credit: NASA Titan’s resources could one day make Saturn’s largest moon a major outpost for deep space exploration. Titan is ...

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

Professor Avi Loeb gained prominence in 2017 after the discovery of ‘Oumuamua, the first known interstellar object to pass ...

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

A priest has identified several Bible passages he believes hold the key to understanding UFOs.

When Steven Spielberg announced Disclosure Day , many fans immediately saw it as another entry in the filmmaker's ...

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

If the truth is out there, the White House has a new scientific advisory group working on finding it. Called the UAP Science Advisory Council, the group’s members aim to advise the highest echelons ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more natural source.