Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
4.5 pounds of sunlight strike the Earth each day.
27
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15
The sun is 330,330 times larger than the earth.
75
No matter how cold it gets, gasoline will not freeze.
107
Your brain is 80% water.
525
