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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According to studies, men change their minds two to three times more often than women.
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Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Hot water can freeze faster than cold water.
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Scientists are now able to grow 'beating' heart tissue in a lab!
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Balsa wood is classified as a hard wood!
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The earth is approx. 6,588,000,000,000,000,000 tons.
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