Artist image depicting a hypothetical UFO behind the American flag.
Photo Credit: steve lodefink / Flickr (CC)
Edward J. Ruppelt, the first head of Project Blue Book.
Photo Credit: Alchetron
Still from the historical fiction TV show Project Blue Book.
Photo Credit: History
Mass-market paperback edition of the Condon Report, published by New York Times / Bantam Books (January, 1969).
Photo Credit: Wikimedia Commons
An A-12 aircraft
Photo Credit: Wikimedia Commons
