After comments from former President Barack Obama reignited debate over extraterrestrials, President Donald Trump says he ...

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

One night in 1957, Antônio Vilas Boas was plowing his field in rural Brazil when he saw mysterious red lights flying through the sky. What he presumed was a spacecraft landed in a nearby field.

From unexplained sightings to alleged government cover-ups, these documentaries explore the possibility of life beyond Earth Emily Blackwood is a writer and editor at PEOPLE. She has been working at ...

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 ...