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

With the release of Disclosure Day, Steven Spielberg’s new film about aliens, a question as old as science fiction itself ...

(CNN) — If Earth’s astronomical observatories were to pick up a signal from outer space, it would require an all-hands-on-deck effort to untangle and decipher the extraterrestrial message. An art ...

Speaking to Film International in 2004, "Alien" screenwriter Walter Hill revealed the secret of why he decided to name the ill-fated spaceship in the movie "Nostromo" (after the novel by Joseph Conrad ...

Theological debates suggest alien encounters might challenge religious traditionalists more than dismantle faith.

A Catholic nun has weighed in on the long-running debate surrounding UFOs and extraterrestrial life. In a video posted on The ...