How Eratosthenes measured Earth's Circumference ?

How Did Eratosthenes measured the Earth's Circumference Over 2,000 Years Ago? - Fun Fact #highconcept #funfacts
Discover one of the most fascinating facts in the history of science: How Eratosthenes, a Greek mathematician, calculated the Earth's circumference over 2,000 years ago! Using just the sun's shadows and some clever math, he not only proved the Earth was round but also measured its size with remarkable accuracy. Explore this captivating story and delve into the origins of geographical and astronomical knowledge. Join us as we uncover the methods and implications of Eratosthenes' groundbreaking measurement, a cornerstone in the study of our planet.