The Japanese company YKK makes approximately half of the world’s zippers.

There’s a golf course in Brisbane, Australia with full-grown bull sharks living in the water hazards.

A kitchen faucet would need to be turned on all the way for at least forty-five years to equal the amount of blood pumped by the heart in the average lifetime.

The puffer fish, or blowfish, has enough toxin in it to kill thirty adult humans, and there is no antidote; but amazingly, the meat of some puffer fish is still considered a culinary delicacy.

In the average lifetime, a person will walk the equivalent of five times around the equator.