The Earth's atmosphere weighs about 5.5 quadrillion tons.
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4.5 pounds of sunlight strike the Earth each day.
27
Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
24
Liquid TIDE laundry detergent glows under a blacklight.
96
A cesium atom in an atomic clock beats over nine billion times a second.
43
Your brain is 80% water.
525
In zero gravity, a candle's flame is round and blue.
16