10 million Congolese were killed and millions more enslaved and mutilated during King Leopold II's brutal reign. Now, King Philippe is the first member of the royal family to acknowledge the atrocities.

Robert Nelson had no professional background or even a college degree, yet he found himself at the center of a nascent scientific movement — and then things got messy.

The park's guidelines urge visitors to remain 25 yards away from large animals. This woman was likely within 10 feet.

After more than two years on their trail, authorities from three countries successfully caught a group of eight smugglers bringing thousands of looted artifacts into the U.K.

The paleontologist who first discovered the fossil died before he could study it. Now, one of his former students has picked up where he left off.

From "Cadillac Frank" to "Tick Tock," these mafia nicknames reveal some of the craziest characters and stories in the mob's bloody history.

In the era of social distancing, making TikTok videos is both convenient and a popular way to break the routine. None of these teens could've guessed what a casual shoot would lead them to.

Kalua the monkey's former owner was an occultist who fed him liquor and monkey meat. When his owner died, Kalua was left with nothing to drink and an appetite for violence.

James Madison is widely credited with writing the first 10 amendments to the Constitution that comprise the Bill of Rights, but he didn't act alone.

It's the largest reptile egg ever discovered, and the creature who laid it had to have been at least 200 feet long.

As cold-case investigator Paul Holes prepared to retire in March 2018, he secretly tracked down the Golden State Killer who'd been terrorizing California for 40 years.