The oldest glowing lightbulb was first switched on in 1901 and lives in fire stations in Livermore, CA. It is known as the Centennial Light.
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The flushing toilet was invented in 1596, not by Thomas Crapper as most people think, but by Sir John Harington.
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A monk had once written over a book that contained information about calculus that was written by Archimedes in ancient Greece that could have made us 100 or even 1000 years more mathematically and technologically advanced.
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Beethoven, was told by a music teacher that he had no talent for music. In fact, this teacher once remarked, “As a composer he is hopeless.”
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Leonardo Da Vinci predicted the mass use of solar energy as long ago as 1447.
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The first bomb dropped on Germany in WWII killed the only elephant in the Berlin zoo!
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Ancient Romans at one time used human urine as an ingredient in their toothpaste.
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