Eratosthenes' Experiment: Fascinating Video Explains How He Accurately Calculated The Circumference Of The Earth With A Stick

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Eratosthenes was an ancient Greek mathematician, geographer, astronomer, and poet. He was born in Cyrene (present-day Libya) and lived, studied, and died in Alexandria, which was then Egypt's capital city. At his forties, he was appointed chief librarian of the Library of Alexandria, and it was then when he conducted his most important experiment for which his famous: he calculated the circumference of the Earth with a stick and some geometry!

Eratosthenes' Experiment: Fascinating Video Explains How He Accurately Calculated The Circumference Of The Earth With A Stick

Eratosthenes (276 - 194 BC) was an ancient Greek mathematician, geographer, astronomer, and poet. He was born in Cyrene (present-day Libya) and lived, studied, and died in Alexandria, which was then Egypt's capital city.


At his forties, he was appointed chief librarian of the Library of Alexandria, and it was then when he conducted his most important experiment for which his famous: he calculated the circumference of the Earth with a stick and some geometry!


Eratosthenes of Cyrene managed to calculate the periphery of the Earth with remarkable accuracy, using just his mind and a stick! His experiment was brilliant but at the same time so simple that everyone can do.


Take a look at the fascinating video below to find out more about Eratosthenes experiment.


Make sure to enable the English subtitles



Eratosthenes' Experiment: Fascinating Video Explains How He Accurately Calculated The Circumference Of The Earth With A Stick

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Thinking Humanity: Eratosthenes' Experiment: Fascinating Video Explains How He Accurately Calculated The Circumference Of The Earth With A Stick
Eratosthenes' Experiment: Fascinating Video Explains How He Accurately Calculated The Circumference Of The Earth With A Stick
Eratosthenes was an ancient Greek mathematician, geographer, astronomer, and poet. He was born in Cyrene (present-day Libya) and lived, studied, and died in Alexandria, which was then Egypt's capital city. At his forties, he was appointed chief librarian of the Library of Alexandria, and it was then when he conducted his most important experiment for which his famous: he calculated the circumference of the Earth with a stick and some geometry!
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