When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
The smell of freshly cut grass is actually a plant distress call.
31
One third of the electricity produced on earth is used to power electric light bulbs!
75
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
For every gallon of sea water, you get more than a quarter pound of salt.
45