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An unidentified flying object (UFO), or unidentified anomalous phenomenon (UAP), is any perceived airborne, submerged or transmedium phenomenon that cannot be immediately identified or explained. Upon investigation, most UAPs are identified as known objects or atmospheric phenomena, while a small number remain unexplained.
Jun 11, 2024 · Unidentified flying object (UFO), any aerial object or optical phenomenon not readily identifiable to the observer. UFOs became a major subject of interest following the development of rocketry after World War II and were thought by some researchers to be intelligent extraterrestrial life visiting Earth.
Unidentified flying objects (UFOs) are airborne objects—or optical phenomena that seem like airborne objects—that an onlooker is unable to identify. UFOs first became a major subject of public interest after World War II, possibly sparked by the development of rocket technology.
- The Editors of Encyclopaedia Britannica
Jul 27, 2023 · By definition, unidentified anomalous phenomena are just that — unidentified. But generally the term refers to objects spotted by pilots or detected by sensors that cannot be immediately...
- Managing Editor, Digital Politics
- Stefan Becket
- 6 min
May 31, 2023 · American authorities have examined around 800 mysterious reports of unidentified flying objects collected over decades - but only a small fraction are truly unexplained, a panel of researchers...
Feb 14, 2023 · The US military shot down three unidentified aerial objects in North American airspace this weekend — one over Alaska, another over northern Canada and one over the Great Lakes region.
May 31, 2023 · NASA is publicly addressing the subject of UFOs a year after launching a study into unexplained sightings. And it insists it's not hiding anything. The space agency televised Wednesday's four-hour meeting featuring an independent panel of experts.
