Some sample questions from this category:
* At 14.10 on 5 December 1945, five TBM Avengers comprising Flight 19 left Fort Lauderdale, FL and disappeared in this area.
* This is the name commonly given to the small aliens with large heads, large dark eyes and little or no hair.
* Begun on December 30, 1947 and lasting only 15 months, this project, later to become Project Grudge, was the first official attempt by the military to investigate the UFO phenomena.
* On June 30th, 1908, something exploded here, 8 km above the ground and destroying nearly everything for about 2,150 square kilometers. It is still unknown what that something was.
* The name given to the objects sighted by military pilots during the Second World War.