The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24
‘Old people smell’ is actually caused by a chemical, 2-nonenal, that old people secrete through their skin
8
There is a disease called ichthyosis that turns the skin scaly like a fish.
90
Smokers get ten times more wrinkles than non-smokers.
171
The skin on your lips is 200 times more sensitive than your fingertips.
345