Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Pure water (H2O) does not conduct electricity on its own.
46
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
The force of a suction cup is calculated using F=AP.
15
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116