Tag Archives: Ptolemy

An Exact Model Would Still Be Just a Model

Proponents of Anthropogenic Global Warming often defend their case by stating that models can match observations only “when anthropogenic forcing is included“.

That is a very fallacious argument.

A model, any model is a representation of the world, and as such its internal behaviour demonstrate nothing about its validity as a faithful representation of the world.

Astronomy was able to function for 1400 years between Ptolemy and Copernicus depicting planetary movements with epicycles and deferents. That model works pretty well (have a go at this website), still would anybody use that to argue that the Earth is at the center of the Universe?

Ptolemy’s Revenge

2154 years after being written, and 464 years after being rendered obsolete by Copernicus, the Ptolemaic System is coming back with a vengeance, masquerading as Garrett Lisi’s Theory of Everything