![]() ![]() Even though Anaximander held a flat earth (of a sort), his model was a radical breakthrough for cosmology, since it explained how the Earth could remain steady without needing to rest on anything below it (like a turtle). ![]() His model can also be extended to a spherical earth without significant loss. Anaximander famously held a flat earth, but, again, his model was extremely sophisticated and modeled the Earth after a cylinder to accommodate a plethora of other keen observations. From the earliest Greek cosmology that I know of, the shape of the earth was a topic of debate and one that great thinkers understood was an open question. ![]() Many ancient models of cosmology had a flat earth, but not in the sort of uninformed way that people imagine when they say things like, "Well, they used to think the Earth was flat!" Well, yes and no. ![]()
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