Discover 15 hoaxes people actually believed were real, from clever tricks to shocking deceptions that fooled the public.

What if the world’s most suspicious military sites are not just secretive but hiding something far older and stranger than ...

In the town forever linked to a crashed object in 1947, belief has become an industry – and disbelief almost beside the point ...

President Donald Trump has confirmed the government has found many very interesting documents on UFOs, with the first ...

UFOs, or the notion of them, have been around a long time. Here’s a look at how the various iterations of the subject — from ...

This article contains spoilers for the Alien: Earth Season 1 finale. Who are the real monsters on Alien: Earth? That’s literally the title of the final episode of Season 1, “The Real Monsters,” but it ...

Even as Hollywood still drives how Americans envision little green men with big eyes and bigger heads, fiction soon could be ...

Climate change has them burning overtime Transgender athlete focuses on what may be her last track season as Supreme Court ...

Kacey Musgraves documented her "crazy f--king" UFO sighting on a flight from Fort Worth, Texas, to Nashville as she and her ...

Follow the latest headlines from ABC News, Australia's most trusted media source, with live events, audio and on-demand video ...

Flying saucers, balloons or mass hysteria? It's 60 years today since Australia's biggest UFO sighting took place at a ...

Humanity often ponders the nature of alien life, but rarely considers the inverse: what would extraterrestrials think of us? For theoretical physicist Avi Loeb, the answer is bleak. "If I were looking ...