Your ears secrete more earwax when you are afraid than when you aren't.
229
The chlorine smell in swimming pools is accentuated by the chemical's reaction with impurities (like poop.)
7
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
There's a phone app called RoboRoach that allows you to remotely control a cockroach through a chip that you to manually implant into the unwitting critter.
10
A banana slug can be 6-8 inches and their erect penis can be just as long. Also, their penises emerge from their heads. After sex, banana slugs eat each others penises.
17
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