One cubic foot of gold weighs more than 1,200 pounds!
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There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Iron weighs more after it rusts.
68
Aluminum used to be more valuable than gold!
84
The average home creates more pollution than does the average car.
33
Billions of neutrinos pass unnoticed through your body every second.
6
Scientists are now able to grow 'beating' heart tissue in a lab!
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