Australian Graham Barker has been collecting his own belly button fluff every day since 1984 - keeping it in storage jars.
15
Your ears secrete more earwax when you are afraid than when you aren't.
229
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
Poon Lim survived 133 days alone on a raft at sea by fishing, drinking bird blood, and killing a shark with a jug of water.
21
In Brazil, there's a species of cockroach that eats eyelashes, usually those of young children while they are asleep.
151