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Tag Archives: Eratosthenes

Ancient Greeks proved the earth was round 2,000 years ago using a stick

Long before the first satellites were sent to space in the 1960’s in order to prove that the Earth is indeed round, Ancient Greek mathematician Eratosthenes had found the proof using a simple …stick. And that was more than 2,000 years ago. Eratosthenes (276-194 BC) carried out an experiment that …

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