UFO and UAP

What official investigations and terms actually say.

A plain-language look at how governments have named and investigated unidentified aerial reports, and what is on the public record.

These guides rely on primary and official sources and say clearly where the record ends.

Guides

• UFO vs UAP: Official Terms and US Investigations, 1948 to 2024

  UFO versus UAP explained, with a dated timeline of Project Blue Book, the 2021 ODNI report and AARO, and a checklist for reading new sighting claims.

• A Short History of Official UFO Investigations

  From Project Sign to the modern UAP office, a factual overview of how governments have studied unidentified aerial reports.