Dr. Hal Puthoff claims the U.S. has recovered remains of four separate species of alien life from UFOs, citing people involved in the recoveries.

According to intelligence reports, each alien species has a humanoid appearance with two arms and legs, Davis claimed.

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

A former CIA boffin has claimed that US agents investigating recovered UFO craft have identified four different types of alien species. In a new episode of the Diary of a CEO podcast, Dr. Hal Puthoff, ...

A CIA scientist has confirmed decades of reports alleging that there are multiple intelligent races throughout the galaxy, and the US government may have contacted them.