On Friday, May 31st, discover more about the UFO phenomenon than ever before in a six-part docuseries that goes inside the Pentagon’s research on the unexplained. Watch “Unidentified: Inside America’s UFO Investigation” on History. | HISTORY

Watch as this team investigates into known sightings of unidentified crafts with capabilities far beyond our current technology. Unidentified: Inside America's UFO Investigation is starting NOW! | HISTORY

3.8M views · 45K reactions | I was just sent this. An unidentified flying object (UFO), more recently relabeled by certain enthusiasts as UAP (unidentified aerial phenomenon), is any perceived aerial phenomenon that cannot be immediately identified or explained. I can explain simple extraterrestrial visitations to save our planet from Nuclear attacks. #UFO #UAP | Uri Geller | Facebook

3.4K views · 441 reactions | The history of UFO sightings in North America goes back nearly 80 years. Explore the timeline of some of the most famous sightings and listen to testimonials from witnesses and the experts who dedicate their careers into uncovering the mysteries behind them. Solve the unknown in the brand new series, UFOs: Investigating The Unknown, Tuesdays at 8pm on National Geographic UK. | National Geographic UK | Facebook