After the British discovered the Nazis' meth-like secret weapon in a downed German plane, they decided to develop their own performance-enhancement program.

Joan of Leeds created a makeshift dummy to throw Archbishop Melton off track. She then fled to a town 30 miles away and was never seen again.

The study suggests that the regrowth of abandoned Native American land reduced CO2 so much that it actually caused the Little Ice Age, a period of global cooling.

DNA evidence suggests that a Polish immigrant named Aaron Kosminski who was working as a hairdresser in London's Whitechapel district in 1888 may have been the infamous serial killer Jack the Ripper.

After years of struggling under the strict rule of her "tiger parents," 24-year-old Jennifer Pan finally snapped in 2010 — and hired hitmen to kill them.

From 1974 to 1986, the Golden State Killer was a serial killer and rapist who terrorized residents across California — and Joseph James DeAngelo almost got away with it all.

Hustle into the 1970s with these eye-popping photos from when disco took over the world.

A squid-like beast said to live in the sea between Norway and Iceland, the Kraken is one of the world's most legendary sea creatures.

A terrifying cryptid with the head of a dog, the body of a man, and a bone-chilling scream, the Michigan Dogman is said to prowl the forests of northern Michigan.

The 6,000-foot mountaintop once held temples, the homes of rulers, and a games court.

From 1974 to 1986, an ex-cop named Joseph DeAngelo terrorized California as the Golden State Killer — and lived a normal family life for decades before being caught.