Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
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Scientists are now able to grow 'beating' heart tissue in a lab!
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Sound at the right vibration can bore holes through a solid object.
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Because heat expands the metal, the Eiffel Tower always leans away from the sun.
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Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
5
Billions of neutrinos pass unnoticed through your body every second.
6
One ragweed plant can release as many as one billion grains of pollen!
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