Tag: Alexandria

The ancients knew the Earth is round; the case of Eratosthenes and the first documented measurement of the Earth’s circumference

Eratosthenes was a Greek born in Cyrene in modern-day Libya. As a mathematician, poet, athlete, geographer, astronomer, and music theorist, his vast knowledge made him an ideal fit for the post of librarian at the Museum (Library) of Alexandria. Continue reading “The ancients knew the Earth is round; the case of Eratosthenes and the first documented measurement of the Earth’s circumference” →

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John Philoponus: a philosopher and scientist of the 6th century AD – Newton’s first law formulated 1,000 years earlier?

John Philoponus, a Christian philosopher, scientist, and theologian who lived approximately from 490 to 570 CE, is also known as John the Grammarian or John of Alexandria. The epithet ‘Philoponus’ means literally ‘Lover of toil’. Continue reading “John Philoponus: a philosopher and scientist of the 6th century AD – Newton’s first law formulated 1,000 years earlier?” →

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