The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
Iron weighs more after it rusts.
68
Billions of neutrinos pass unnoticed through your body every second.
6
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Your brain is 80% water.
525
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101