Fingernails and hair do not, in fact, continue to grow after you die. To grow, these must have a steady supply of glucose, which is cut off after the heart stops beating, preventing any further growth. In fact, the skin around the hair follicles and nails dehydrates after death and partly retracts, which can make them appear longer.

In the deepest levels of our oceans are some of the least explored areas of the planet. Because of the extreme pressure, cold, and dark at these depths, only the very strangest of creatures can survive there. These include giant tube worms, vampire squids, goblin sharks, and viperfish with teeth so long that they can’t close their mouths. Perhaps the strangest, though, is the barreleye, a large fish with a completely transparent head.

“Set” has the largest number of meanings of any word in the English language, with 430 different senses listed in the 1989 edition of Second Edition of the Oxford English Dictionary.

Cotton candy was invented by a dentist named William Morrison. In 1897, he partnered with candy-maker John C. Wharton to develop the cotton candy machine (which at the time was known as “Fairy Floss”), and it’s been bringing kids cavities ever since.