Condoms were originally made of animal intestines or linen.
347
Australian Graham Barker has been collecting his own belly button fluff every day since 1984 - keeping it in storage jars.
15
Within three days of death, the enzymes that once digested your food begin to eat you.
22
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
Your ears secrete more earwax when you are afraid than when you aren't.
229