The Earth's atmosphere weighs about 5.5 quadrillion tons.
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The earth is approx. 6,588,000,000,000,000,000 tons.
175
Sound travels about 4 times faster in water than in air.
408
No matter how cold it gets, gasoline will not freeze.
107
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
12
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310