The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
Most dust particles in your house are made from dead skin!
67
Dr.Jonas Salk, the man who came up with the cure for polio, didn’t patent the drug. This made the drug more affordable to the general public, and he lost out an an estimated $7 billion dollars for himself.
41
Diamonds can be shattered with a hammer.
-104
One cubic foot of gold weighs more than 1,200 pounds!
78
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75