The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
51