Scientists are now able to grow 'beating' heart tissue in a lab!
162
According to studies, men change their minds two to three times more often than women.
72
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
Diamonds can be shattered with a hammer.
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The bark of an older redwood tree is fireproof.
65
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79