These wildly different films explore the wondrous, and sometimes terrifying possibilities of contacting extra-terrestrial life.

Steven Spielberg’s alien oeuvre has some enduring morals. Don’t trust the government. Your loved ones may not understand you.

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life.

By studying Earth's toughest microbes and complex animal "speech", scientists are reshaping how we search for – and may someday talk to – alien life.