Re-blogging a post from make10louder which I found interesting and relevant.
It’s 460BC. Your job is a map maker, and your maps show the world to be flat. You’ve a lockup garage of flat earth maps to sell. But you also like astronomy, and understanding the planets.
- Is a model of a flat earth of any use? Is it good? It was good enough for me to get to work, and to drive a cart to London.
- But it’s not good enough for astronomy, you need another model.
- You hear of the model of the earth as a sphere. Hmm, this fits simple astronomy, but does it make your lockup full of flat earth maps worthless? Which model do you believe? How hard is it to change your mind to a new more complicated model?
- Is the model good enough? It’s great when thinking on a global scale – like where is Australia relative to where you are.
- But maybe…
View original post 378 more words