With 'Disclosure Day,' the director returns to a longtime preoccupation. Two Times staffers explore his ongoing fascination ...

If you found out we weren't alone, if someone showed you, proved it to you, would that frighten you? That question sits at the heart of Disclosure Day, Spielberg’s new film. Here are 10 movies that ...

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