When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
For every gallon of sea water, you get more than a quarter pound of salt.
45
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Sound at the right vibration can bore holes through a solid object.
134
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
Most dust particles in your house are made from dead skin!
67