Everyone loves a good alien invasion story, preferably one with city-sized ships and physics-defying tech. There's just one big problem with that. The Milky Way is estimated to contain 100 to 400 ...

A recent congressional hearing featured leaked military video of a sphere-like object being struck by a Hellfire missile. Experts are divided, with some calling it astonishing while others say there ...

The Defense Department has released a collection of UFO files with images, videos, and documents on war.gov/ufo.

The discovery of a mysterious interstellar object called "3I/ATLAS" and its transit through our solar system has set off all kinds of speculation about whether the fairly massive visitor could be some ...