How were Egyptian hieroglyphs deciphered?
Egyptian hieroglyphs were deciphered in 1822 by French scholar Jean-François Champollion, using the Rosetta Stone, which had the same text in three scripts.
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- Who first measured the size of Earth?
“Greek scholar Eratosthenes estimated Earth's circumference around 240 BC with remarkable accuracy.”
Reference: American Physical Society
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Did the ancient Greeks have a steam engine?
Hero of Alexandria described the aeolipile, a spinning steam-powered device, in the first century AD, but it was treated as a curiosity rather than a machine for work.
Who invented pasteurization?
French scientist Louis Pasteur developed pasteurization in the 1860s, which kills harmful microbes by heating liquids like milk and wine.