The spherical nature of the Earth

The world is round, and it has been for some time despite the rise of the flat earth movement.

Take a look at some of the armillary spheres below, starting with the Chinese diagram from 1092. Even back then, they had could rationalize that the Earth adopted a round shape.

The curvy nature of the Earth is manifest.

Chinese Diagram, 1092

From Su Song’s book of 1092 

Damascus, 1526

Work of Taqi al-Din from the Constantinople observatory

Germany, 1585

Sphere on top of an astronomical clock, made in Kassel, Germany by Jost Bürgi and Antonius Eisenhoit

By Wells Baum

Wells Baum is a daily blogger and curious explorer of the world who connects the dots between life, arts, and knowledge.