Four men on a camping trip in Maine experienced missing time after a beam of light engulfed their canoe; all independently recalled identical abduction experiences.
Logger Travis Walton was struck by a beam from a hovering disc and vanished for 5 days; six coworkers who witnessed the event passed polygraph tests.
Two fishermen reported abduction by robotic beings; a secret sheriff's recording captured their genuine terror when they believed they were alone.
The first widely publicized alien abduction case in the US, featuring missing time, hypnotic regression, and the iconic Betty Hill star map.
At least 15 independent witnesses near Levelland, TX reported a glowing object that killed vehicle engines and headlights at close range.
Anonymous fragments allegedly recovered from an exploding UFO off Brazil's São Paulo coast were tested at multiple labs and found to be 99.9%-pure magnesium - one of the longest-running physical-evidence cases in UFO history.