Australian Graham Barker has been collecting his own belly button fluff every day since 1984 - keeping it in storage jars.
15
Some Chinese-made hair bands were fashioned from recycled condoms.
131
Sniffologists have the job of sniffing armpits.
4
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
"Fish odor syndrome" is a rare genetic disorder that causes people to smell like rotten fish.
5
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