Eratosthenes — "I have found a way to measure the size of the Earth with considerable accuracy."
I have found a way to measure the size of the Earth with considerable accuracy.
I have found a way to measure the size of the Earth with considerable accuracy.
Click any product to generate a realistic preview (~30s). Up to 3 at a time.
"The sun casts no shadow in Syene at the summer solstice."
"I have calculated the length of the year with great care."
"There are five planets, and they all orbit the sun."
"I have measured the circumference of the Earth with a stick and some shadows."
"Geography is the study of the Earth as the home of man."
Describing his method using shadows and distances between cities.
Date: c. 240 BCE
Nature & WorldFound in 1 providers: grok
1 source checked
Your cart is empty