(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.

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

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