Claims that aliens are already here are everywhere, but proving them is another matter. The strongest cases become more ...

Pentagon UFO files show agents reported a silent triangular craft, but CBS footage may include renderings. See what the ...

The largest UFO event in history played out over the skies of Washington D.C. The event was witnessed by people across the north-eastern seaboard, and verified by multiple ground radar stations. Years ...

Add Yahoo as a preferred source to see more of our stories on Google. Man sees a strange object in the sky UFOs have become almost inseparable from the idea of aliens, but science treats those two ...