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

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

(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 ...

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