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

Oscar-winning filmmaker Steven Spielberg recently said that he believes aliens from outer space have “absolutely” been on Earth.

Hollywood’s science fiction films, particularly alien movies, can be divided into those before and after director Steven Spielberg, 80 years old. Before Spielberg, aliens were solely objects of fear and caution.

Donald Trump's declassified UFO files and the documentary Sleeping Dog reignite the debate on extraterrestrial life, yet officials maintain no evidence confirms alien existence.

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