Salon Kitty started as an ordinary brothel — then turned into a Nazi-run spying operation used to seduce secrets out of foreigners and catch disloyal Germans.

Wealthy socialite Barbara Daly Baekeland attempted to "cure" her gay son by getting him to sleep with her, then Antony Baekeland stabbed her to death.

David Berg's Children of God was a cult established in 1968 that promoted sex with children, sex with family members, and a belief in the coming of the anti-christ. And it still exists today.

John Geoghan was a Boston priest whose career spanned 30 years across Massachusetts. He was also a serial child rapist who would meet a grisly death in jail.

A new national study, the first in 15 years on the topic, found that over half of gun owners weren't storing their guns safely at home.

Project Stargate and Scanate were the names of the CIA and Army’s initiatives into remote viewing research.

The Harpe Brothers were America's first recorded serial killers and their murders are proof that serial killing didn't get off to a slow start.

The USS Lexington was sunk during a battle with the Japanse Navy during WWII. Now, after missing for 76 years, a team of explorers has discovered it.

Annie Besant started out married to a clergyman, but became an anti-religious activist. Her arrest for publishing a book that dealt with birth control only catapulted her fame.

Following the liberation of the Dachau concentration camp, American troops felt an urge to personally punish the camp's guards. What exactly transpired still isn't known.

New research shows that what was previously thought of simply as dark smudges on 5,000-year-old mummies are actually the world's oldest tattoos.