One cubic foot of gold weighs more than 1,200 pounds!
78
According to studies, men change their minds two to three times more often than women.
72
4.5 pounds of sunlight strike the Earth each day.
27
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
The bark of an older redwood tree is fireproof.
65
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
The average home creates more pollution than does the average car.
33