"Fish odor syndrome" is a rare genetic disorder that causes people to smell like rotten fish.
5
The chlorine smell in swimming pools is accentuated by the chemical's reaction with impurities (like poop.)
7
Condoms were originally made of animal intestines or linen.
347
Cockroaches can live for 9 days after their head has been cut off.
140
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13