Science fiction stories about “alien” invaders are often political allegories for anxieties around immigration. Now, a government website depicts non-citizens as extraterrestrials.

The Pentagon has released another batch of ‘UFO Files’ with footage of unknown objects in the sky—here are the most common alien theories, explained. This voice experience is generated by AI. Learn ...

The White House launched a website teasing new information on extraterrestrials this week, but it actually delivers immigrant arrest data.

Is the rest of the cosmos a pristine environment awaiting the arrival of humanity’s “post-human” descendants? Or is advanced ...

Astrophysicist Neil deGrasse Tyson has a blunt request for the government as the Pentagon rolls out the highly anticipated ...

Steven Spielberg's new film “Disclosure Day” explores extraterrestrial life and its impact on religion. UFOs, now also called ...

A nutrition scientist applies metabolism, biology and food science to one of science fiction's oldest questions.