74K views · 620 reactions | Sightings of UFOs have become so frequent in recent years that the US government can no longer dismiss them. Comment below with your questions for the #UFOsDeclassifiedLIVE expert panel airing tonight at 8P ET on Discovery. | Discovery | Facebook

UFO’s have long been a source of mystery and fascination, and this week, a U.S. government agency charged with investigating unidentified flying objects released its annual report. We take a look at the details of what was found. | CBS Mornings

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