After UFO sightings exploded in New Hampshire in 1965, everyone from local police to Air Force officials to the Pentagon began investigating. But no one could conclude what exactly residents had seen — until, perhaps, now.

In 1828, a town in Germany received a strange visitor: a teenage boy who claimed he had been imprisoned his whole life. His mysterious murder just a few years later made his true identity more elusive — and engrossing — than ever. 

In 1892, Lena Brown died at just 19 years old, joining her mother and sister in an early grave. Then her brother, Eddie, got sick too. The working theory? His health was being syphoned by a vampire. When townspeople exhumed Lena’s body, their theory started looking a lot more plausible… 

The gruesome 1945 pitchfork murder of an elderly townsman brought Scotland Yard’s best detective into one of the most superstitious villages in England. 

Most people recognize Men in Black from the movie franchise, but this mysterious organization originated as a real-life alien conspiracy theory. It began in 1947: After Harold Dahl saw UFOs over the Puget Sound, he was visited by a suited agent with an uncanny warning… 

It’s the most famous UFO event in U.S. history: In July 1947, a rancher named Mac Brazel found strange debris scattered across one of his fields. Local military officials told him it came from a weather balloon… But many believe the object didn’t come from Earth at all. 

In the spring of 1922, a man named Paul Amadeus Dienach fell into a coma. He eventually woke up — in the year 3906, in another man's body. 

One summer day in 1518, a woman named Frau Troffea started dancing. She didn't stop. Her dancing compulsion was contagious, and spread to hundreds of people before it turned deadly.

A mysterious woman in a headscarf was seen filming the assassination of President John F. Kennedy. For years, she remained nameless — until one day, she stepped forward with a story no one saw coming.