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

An expert warns new Pentagon files proving the US military predicted UFOs targeting sensitive nuclear sites are a distraction ...

'Interdimensional' mostly refers to entities from parallel dimensions; they don't travel vast distances, but they are believed to manipulate space-time. Stephen Leonardi: Pexels The long-promised ...

The blockbuster release of Pentagon UFO files under President Donald Trump's push for transparency has triggered widespread panic that ETs are already among us and possess technology far superior to ...

Add Yahoo as a preferred source to see more of our stories on Google. The Trump administration released its newest batch of UFO documents last week, revealing over 160 files that include videos, ...

The Donald Trump administration has released numerous files about reported UFO sightings as well as bizarre claims and reports about the surface of the Moon ...

A huge two-tiered UFO seen hovering beside a nuclear weapons facility in Texas in 2015 has emerged in what officials are calling the 'clearest images yet' of unexplained aerial activity, according to ...

The latest batch of files includes videos showing artistic recreations of sightings of unexplained orbs. The witnesses in the sightings are described as “highly credible” and include federal law ...