Triceratops used its large frill and horns for defense and display.

There are creatures that can survive without oxygen.

Ancient Romans ate a breakfast food called ientaculum — often bread dipped in olive oil or wine.

Vulcanization — treating rubber with sulfur — transformed a sticky, temperature-sensitive material into durable industrial rubber.

Maple syrup is 66% sugar by weight, with over 300 flavor compounds contributing to its complexity.

Blue cheese gets its distinctive veins from Penicillium mold injected into it during production.

Butterflies taste with their feet, using receptors on their legs.

The number 0.999... (repeating) is mathematically equal to 1.

Worcestershire sauce contains fermented anchovies — many people who eat it vegetarianly don't realize this.