When Was Penicillin Discovered?
When Was Penicillin Discovered? Penicillin was discovered in 1929 by Sir Alexander Fleming, then a professor and lecturer at the Royal College of Surgeons in London. He...
Read MoreWhen Was Penicillin Discovered? Penicillin was discovered in 1929 by Sir Alexander Fleming, then a professor and lecturer at the Royal College of Surgeons in London. He...
Read MoreHow Does Popcorn Grow? Popcorn is a special kind of corn with very small, hard kernels. Ears of the tightly-packed kernels grow on jointed cornstalks that resemble...
Read MoreWhat Causes a Cold? Common colds are caused by a type of germ known as a cold virus. This germ infects your nose and throat, causing you to sneeze and sniffle, and your...
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