Aliens have long been a staple of science fiction. Yet the possibility of intelligent life beyond Earth is more than a matter of imagination—it is also a subject of serious scientific inquiry.

Can Higher-Dimensional Aliens Exist? Considering the Contradictions of an "Invisible World" Through the Lens of Physical LawsIn the worlds of science fiction and the occult, theories are often ...

Another batch of "UFO Files" have been dropped by the Pentagon, featuring previously classified documents, audio and footage of strange objects in the sky. The new release comes two weeks after the ...