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"I share the view of Pythagoras that the world is number. The ultimate substrate of the universe is math. There's no way to test that - it's pure metaphysical speculation."
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This reminds me of a playground device that I've seen for the last fifteen years or so (not when I was a kid). It is a three foot-wide funnel set at the top of a pole; the funnel lets out into four chutes that point in four directions. You throw the ball into the funnel (an easy 'basket'), and then you have to guess which direction it will come out; lots of fun for groups of kids.
I'm not sure when the first use of centrifugal force was made in games. People have specifically studied centrifugal force since the mid-seventeenth century, when "whirling tables" were made to illustrate effects.
Thanks to Alex Mair for contributing this item. Comment/Join this discussion ( 2 ) | RSS/XML | Blog This | Additional
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