Your ears secrete more earwax when you are afraid than when you aren't.
229
Most of the dust underneath your bed is actually your own dead skin.
251
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
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13