During World War II, Nazi officials offered to help reinstate Edward VIII to the British throne in exchange for peace with Germany in correspondence known as the Marburg Files.

From the assassination of Gianni Versace in front of his Miami mansion to JonBenét Ramsey's unsolved killing, explore some of the most famous murder cases in history.

The prehistoric megalodon was the largest shark species ever, reaching almost 60 feet long — but it went extinct 3.6 million years ago.

Routinely performing surgery under the influence of cocaine and LSD, Dr. Christopher Duntsch severely injured most of his patients — and in two cases, killed them.

Starting in November 1945, Allied forces presided over the Nuremberg trials in hopes of bringing high-ranking Nazis to justice — but millions of perpetrators evaded their grasp.

Discover the most courageous women warriors and queens throughout history, whether it's Cleopatra, Lozen, or Tomoe Gozen.

These killers are either dead, incarcerated, or disappeared — though it won't really matter. You'll still want to lock your doors after reading this.

From European castles to abandoned prisons, the ghostly spirits and disembodied voices of these haunted places will chill you to the bone.

Emmett Till was just 14 years old when he was kidnapped, beaten beyond recognition, shot, and thrown into a Mississippi river. But his brutal death was not in vain.

The anti-Jewish pogrom of November 1938 known as the "Night of Broken Glass" foreshadowed the Holocaust and the deaths of some 6 million European Jews.

Hindu extremist Nathuram Godse, the man who killed Gandhi, remains a controversial figure in India to this day — here's why.