Ambergris is a waxy substance sometimes found in the digestive system of a sperm whale — and it can be worth millions.

Go inside the fascinating story of British archaeologist and Egyptologist Howard Carter and how he found King Tut's tomb.

At the age of 13, Myra Gale Brown wedded 22-year-old Jerry Lee Lewis in Hernando, Mississippi — a marriage that would effectively destroy Lewis' career.

As John F. Kennedy was shot in Dallas, a woman wearing a headscarf looked on from the grassy knoll. To this day, the identity of the "Babushka Lady" remains a mystery — and the source of dozens of conspiracy theories.

In November 1963, President Kennedy was shot and killed as his motorcade passed in front of the "Umbrella Man." Did this shadowy figure conspire in the President's assassination?

The Trans-Allegheny Lunatic Asylum was supposed to be a place of peace and restoration, but it soon devolved into madness and mayhem — and the spirits of tormented patients allegedly still haunt its halls today.

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.

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.

Silphium was incredibly popular as a contraceptive, but it supposedly also helped to prevent disease and make food taste better.

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.