When the movie trailer for The Exorcist first came out in theaters, people were so scared, they ran out of the room. Eventually, they stopped playing the trailer in theaters.

The Japanese Hornet is one of the largest and most venomous hornets in the world. A sting from this bug can result in kidney failure.

A rat’s teeth can gnaw through substances as hard as lead sheeting and cinder block.

In ancient Rome, people used to believe that drinking the blood of dead gladiators would give you their strength. The ancient Romans also thought drinking blood would cure epilepsy.

Arrhythmic death syndrome is when someone who appears to be in a healthy condition, dies for no visible or discernable reason.

Every 18 minutes, someone has a brain aneurysm that ruptures.

In 2007, a woman died after drinking more than a gallon of water in three hours. She did it to win a Wii.

Up until the end of the 1980s, some doctors didn’t believe newborns could feel pain.

The chance someone will die on their birthday is 6.7 percent, which is higher than any other day.

Many pets die because their owner dies unexpectedly and nobody comes to check on them in time.

"During the French Revolution, where the guillotine was introduced, the people to be executed fought to be first, as the blade would dull after multiple uses and wouldn't cut a head clean off at the first attempt."

Being the oldest person alive means that every single human being who was alive at the day you were born has now died.

Humans have enough bite power to bite off their finger. Bone and all. The only thing stopping us is our brain’s natural safety factor.