This comprehensive text covers various aspects of UFOs in popular culture and their historical context. It mentions the origin of the term UFO, widespread sightings, and their impact on public interest, especially following World War II. Key events like the 1947 Kenneth Arnold sighting and the Roswell UFO incident are discussed, along with government investigations such as Project Blue Book and expert panels like the Robertson Panel and Condon Report.
The text also touches on UFO sightings near Area 51, international records of UFO sightings, and the work of organizations like the Center for UFO Studies (CUFOS). It concludes by addressing potential explanations for UFO sightings and alien abductions, including optical illusions and sleep paralysis.
For the full article: https://www.history.com/topics/paranormal/history-of-ufos