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Showing posts from October, 2017

Flat earth nonsense

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Anybody who uses Twitter can come across flat earth proponents. I've engaged with a number of them and they seem to be really nice, misinformed, people. They generally commit the physics folly logical fallacy. That is, they don't understand physics, but talk about it anyway. This is, of course, a special case of the personal incredulity logical fallacy. Here follows a short list of concepts that can not be explained away by the flat earth "model". It's not an exhaustive list because that would be exhausting. Foucault Pendulum . The pendulum swings from one side to the other in a straight line, but the movement of the earth causes the floor to rotate with respect to it. Coriolis effect . The Coriolis effect explains the rotation of hurricanes and typhoons . Here's a cool video demonstration . Wallace's experiment . Also called the Bedford level experiment, is an experiment conducted by Alfred Russell Wallace on a straight, flat, canal. When eliminat