Recently revealed documents, smuggled out of Russia, disclose the Soviets' extensive investigations into thousands of reported alien encounters and UFO sightings.

Is it the invasion of the genome snatchers? Just in case the idea of aliens walking around in human skin suits wasn’t frightening enough. An outlandish study asserts that aliens might have abducted us and inserted genes into human DNA, with the fallout ...

Steven Spielberg returns to alien storytelling with Disclosure Day, a global thriller exploring what happens when humanity learns we are not alone.