4.5 pounds of sunlight strike the Earth each day.
27
Sound at the right vibration can bore holes through a solid object.
134
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
For every gallon of sea water, you get more than a quarter pound of salt.
45
A ball of glass will bounce higher than a ball made of rubber.
73
In zero gravity, a candle's flame is round and blue.
16
The smell of freshly cut grass is actually a plant distress call.
31
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21