Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
Children's sense of smell is better than adults'.
860
The chlorine smell in swimming pools is accentuated by the chemical's reaction with impurities (like poop.)
7
2% of Europeans lack the genes for smelly armpits.
6
The center of the galaxy tastes like raspberries and smells like rum, according to astronomers.
4
"Fish odor syndrome" is a rare genetic disorder that causes people to smell like rotten fish.
5