By Jacob Burg A pilot flying near Ronald Reagan Washington National Airport reported seeing an “unknown phenomenon” strobing and moving as if running on a racetrack hundreds of feet above the busy airport before vanishing from the morning sky. Earlier in 2021, the same year as the Ronald Reagan airport sighting, pilots reported a “long […]
Tag: Unidentified Aerial Phenomenon (UAP)
UAP is an abbreviation of unidentified aerial phenomenon (or phenomena), a term that refers to things observed in the sky that cannot be identified as aircraft or other known phenomena.
UAP is often used in the same way as the more popular term UFO (which stands for unidentified flying object), including sometimes being pluralized as UAPs when referring to multiple things that have been observed.
However, use of UAP instead of UFO, including in official ways by US government agencies, is sometimes seen as a way of avoiding popular connotations associated with the term UFO, including the implication that they are alien spacecraft.
Still, UAP and UFO are often used interchangeably, and UAP is used by some who believe that some phenomena that have been observed are in fact extraterrestrial in origin.

