Known as the "silent twins," June and Jennifer Gibbons barely talked to anyone except each other — for nearly 30 years. But then, one twin died under mysterious circumstances.

After serving prison time for smuggling marijuana, "Boston George" Jung graduated to cocaine and helped make Pablo Escobar the wealthiest drug lord in the world.

On June 10, 1912, all eight people inside the Moore family's house in Villisca, Iowa — including two adults and six children — were murdered by an axe-wielding assailant.

How did Bruce Lee die? The untimely demise of this martial arts icon has been the subject of both mystery and controversy for decades — and many believe the official story left a lot out.

Cannibalism is crazy enough as it is, but throughout history and the world, there have been some cannibal attacks that are crazier than you could ever imagine.

Suffering from a condition that caused his body to accumulate excessive amounts of fluid, Jon Brower Minnoch weighed up to 1,400 pounds and died at just 41 years old.

An African American entrepreneur, activist, and philanthropist, Madam C.J. Walker made a fortune in the early 20th century thanks to her hair care line for Black women.

The 12-foot, 200-pound punt gun could kill up to 100 ducks at a time — nearly annihilating America's waterfowl population by the 1860s.

During the 1950s and '60s, the CIA used brainwashing, hypnosis, and torture on thousands of subjects brutalized by the infamous Project MK-Ultra experiments.

When a fire erupted inside the coal mine in Centralia, PA, residents thought it would quickly burn out on its own. But the blaze is still going six decades later and the state has given up on trying to fight it.

Alexander Pichushkin was found guilty of murdering at least 48 people in a Moscow park — and during his trial in 2007, he demanded that the court recognize that he had actually killed many more.