01 · DISCLOSURES
910 FILES·LAST 7H AGO

DISCLOSURE / FILE

Ruppelt's Eight Hundred Cases, Twenty Percent Unexplained

A declassified transcript of Captain Edward J. Ruppelt's March 1952 briefing on the U.S. Air Force's reopened UFO investigation, the instruments it planned to field, and the roughly 20% of about 800 cases it could not explain.