Fifteen uncoupled simple pendulums of monotonically increasing lengths dance together to produce visual traveling waves, standing waves, beating, and (seemingly) random motion.
(via Clusterflock)
Pendulum Waves
May 13, ’11
2:06 PM
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Comments
13 Comments so far. Leave a comment below.I have a sudden urge for a game of Centipede.
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For extra fun, re-watch this video while listening to this in the background, like 5 minutes in:
http://www.archive.org/details/top.09
I guarantee you it will be awesome.
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Wise selection, Ben. Truly mesmerizing.
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You can actually watch the bifurcation leading into and out of chaos. It’s fun to try and mark the moments when one undulating line becomes two, when two lines become four, and so on.
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This actually made my day
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I used to do this with the X and Y inputs on my oscilloscope, different sort of display, but same underlying patterns. Fascinating.
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That’s probably what Spock was always looking at in that scanner of his…
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No. This is what Spock was always looking at through his scanner.
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Well, just made one with my (preschool-aged) kids – and a broomhandle braced across 2 chairs, tape, cotton, and 15 Christmas-tree baubles. Wasn’t quite as flawless, but a great little sciencey project nonetheless! So cheers for posting this video, Chris:)
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At one point the pattern was rather eerily similar to the DNA helix.
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Can’t watch too long, may give me a seizure!
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You really want a seizure? http://vimeo.com/23574715
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i want to make one. where can i get the plans?
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