In the mid-20th century, Harry Harlow conducted cruel experiments on baby rhesus monkeys to prove that the bond between mother and child went far beyond the need for food.

In 1989, Lyle and Erik Menendez brutally murdered their parents in their Beverly Hills home. Then, they made shocking allegations of abuse in court.

Determined to prove that ancient peoples could have made contact with one another across the oceans, Norwegian ethnographer Thor Heyerdahl built a raft out of balsa logs and hemp rope — and successfully used it to cross the Pacific Ocean in 1947.

From his brutal murders to his obscene wealth, discover some of the most astonishing facts about the notorious Colombian drug lord Pablo Escobar.

The candidates for who has killed the most people in history range from despotic leaders to imperial rulers, all of whom killed millions of people during their bloody reigns.

In 2002, Brian David Mitchell abducted Elizabeth Smart in Salt Lake City because he believed he was a "prophet" who needed seven virgin wives to fulfill his mission.

The wildfire is the worst in Slovenia's history but firefighters are cautiously optimistic that they have the blaze contained.

The robot grabbed the boy's finger at the Moscow Chess Open after the seven-year-old apparently "hurried" it.

Frozen desserts date all the way back to ancient China around 200 B.C.E., but a staggering number of ice cream innovators over the centuries have helped perfect the treat we enjoy today.

Simba the goat's ears are currently 23 inches long and have received attention from around the world.

Green Beret Roy Benavidez earned the Medal of Honor when he ran into enemy fire armed with only a knife to save his fellow soldiers, sustaining such severe injuries that medics placed him into a body bag.