Suppose you could travel back in time to the third century BCE, and visit Alexandria, the capital city of the Greek kingdom of Egypt. Arguably it was the most enlightened, wealthy, and powerful of all ...
The ancient Greeks were incredibly talented mathematicians—but they rarely used numbers in their math. Their particular specialty, geometry, dances around actual quantities, focusing on higher-level ...
Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...
More than 2,200 years before satellites, GPS and space missions revealed the Earth's true size, an ancient Greek scholar calculated the planet's circumference using nothing more than a stick, sunlight ...
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