The Office of the Director of National Intelligence (ODNI) released a new report Thursday on unidentified aerial phenomena (UAP) — a phrase that has replaced the term unidentified flying object (UFO).

UAP are likely a mixed bag, with most of them being human-made or natural terrestrial phenomena. The reason that they are unidentified is because the U.S. government does not possess data of sufficient quality to decipher their nature.

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