Eratosthenes and the Circumference of Earth

Eratosthenes calculated Earth’s circumference more than 2,000 years ago.

In this event, we can discuss anything related to Eratosthenes and his measurement of Earth’s circumference. We don’t have to limit ourselves to the math or science behind it.

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Location: I'll share the exact location with attendees. It will be near Santa Clara Central Park.