Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
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Dr.Jonas Salk, the man who came up with the cure for polio, didn’t patent the drug. This made the drug more affordable to the general public, and he lost out an an estimated $7 billion dollars for himself.
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Sound travels about 4 times faster in water than in air.
408
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
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Pure water (H2O) does not conduct electricity on its own.
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Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
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Optical illusions occur when what the eyes see conflicts with what the brain expects.
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