The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Sound at the right vibration can bore holes through a solid object.
134
Balsa wood is classified as a hard wood!
41
4.5 pounds of sunlight strike the Earth each day.
27
Cold water weighs more than hot water.
93
Your brain is 80% water.
525
The storage capacity of human brain exceeds 4 Terrabytes.
140