A former CIA-linked physicist's comments about 'four alien species' have reignited UFO conspiracy theories online.

For more than 70 years, the image of the Grey alien has haunted human imagination. Oversized black eyes. Smooth grey skin. A thin mouth frozen in silence. From Roswell to modern abduction stories, the ...

Add Yahoo as a preferred source to see more of our stories on Google. Another batch of “UFO Files” have been dropped by the Pentagon, featuring previously classified documents, audio and footage of ...

Add Yahoo as a preferred source to see more of our stories on Google. “Disclosure” has become a cult word. It shouldn’t be, since all it means, technically, is to reveal something. But the new wave of ...

Are aliens real? Is the government trying to cover them up? Learn how these popular alien conspiracy theories have become so fascinating. Every few years, an eerie cycle plays out in the news.

STRANGE dots have appeared in the outback in Australia sparking alien conspiracy theories. The objects popped up on Google Maps and have led to a fierce debate about what they could be. Please provide ...