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	<title>Comments on: You are getting sleeeeeeepy&#8230;..</title>
	<atom:link href="http://blogs.discovermagazine.com/cosmicvariance/2012/10/01/you-are-getting-sleeeeeeepy/feed/" rel="self" type="application/rss+xml" />
	<link>http://blogs.discovermagazine.com/cosmicvariance/2012/10/01/you-are-getting-sleeeeeeepy/</link>
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		<title>By: Tente ficar acordado&#8230; &#124; True Singularity</title>
		<link>http://blogs.discovermagazine.com/cosmicvariance/2012/10/01/you-are-getting-sleeeeeeepy/#comment-78706</link>
		<dc:creator>Tente ficar acordado&#8230; &#124; True Singularity</dc:creator>
		<pubDate>Wed, 17 Oct 2012 23:42:59 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/cosmicvariance/?p=8876#comment-78706</guid>
		<description>[...] Referência: Cosmic Variance Share this:TwitterFacebookGostar disso:GosteiSeja o primeiro a gostar disso.   Esse post foi [...] </description>
		<content:encoded><![CDATA[<p>[...] Referência: Cosmic Variance Share this:TwitterFacebookGostar disso:GosteiSeja o primeiro a gostar disso.   Esse post foi [...] </p>
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		<title>By: Metronome Sync &#171; Smile all day&#8230;</title>
		<link>http://blogs.discovermagazine.com/cosmicvariance/2012/10/01/you-are-getting-sleeeeeeepy/#comment-78705</link>
		<dc:creator>Metronome Sync &#171; Smile all day&#8230;</dc:creator>
		<pubDate>Tue, 16 Oct 2012 06:38:39 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/cosmicvariance/?p=8876#comment-78705</guid>
		<description>[...] here Share this:TwitterFacebookLike this:LikeBe the first to like this.     Tags: Interesting., Physics [...] </description>
		<content:encoded><![CDATA[<p>[...] here Share this:TwitterFacebookLike this:LikeBe the first to like this.     Tags: Interesting., Physics [...] </p>
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		<title>By: Peter Lund</title>
		<link>http://blogs.discovermagazine.com/cosmicvariance/2012/10/01/you-are-getting-sleeeeeeepy/#comment-78704</link>
		<dc:creator>Peter Lund</dc:creator>
		<pubDate>Sun, 14 Oct 2012 00:43:50 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/cosmicvariance/?p=8876#comment-78704</guid>
		<description>&quot;Movement of the air surrounding the metronomes must make a considerable contribution, even if the platform were rigid and fixed they might still come into synch;&quot;

Didn&#039;t Huygens actually perform this experiment with pendulum clocks hanging on a wall with or without an air barrier between the pendulums?

He sure did!
http://en.wikipedia.org/wiki/Odd_sympathy</description>
		<content:encoded><![CDATA[<p>&#8220;Movement of the air surrounding the metronomes must make a considerable contribution, even if the platform were rigid and fixed they might still come into synch;&#8221;</p>
<p>Didn&#8217;t Huygens actually perform this experiment with pendulum clocks hanging on a wall with or without an air barrier between the pendulums?</p>
<p>He sure did!<br />
<a href="http://en.wikipedia.org/wiki/Odd_sympathy" rel="nofollow">http://en.wikipedia.org/wiki/Odd_sympathy</a></p>
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		<title>By: Bill Benzon</title>
		<link>http://blogs.discovermagazine.com/cosmicvariance/2012/10/01/you-are-getting-sleeeeeeepy/#comment-78703</link>
		<dc:creator>Bill Benzon</dc:creator>
		<pubDate>Thu, 11 Oct 2012 12:40:14 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/cosmicvariance/?p=8876#comment-78703</guid>
		<description>I make synchrony the centerpiece of my book on music, &lt;i&gt;Beethoven&#039;s Anvil: Music in Mind and Culture&lt;/i&gt;, where I discuss Strogatz on fireflies and Barbasi on synchronized clapping. I argue that, when people make music together they individually give up so many degrees of freedom that the overall neural-state space for the group is no larger than that for any one independent individual. And that&#039;s a good thing, otherwise no one in the audience would be able to make sense of the performance as no one has more than their own brain available to make sense of the sound. I&#039;ve got a fair number of posts on this and related subjects at my blog, New Savanna. Start with this one, &lt;a href=&quot;http://new-savanna.blogspot.com/2012/06/cooperation-coupling-music-and-soccer.html&quot; rel=&quot;nofollow&quot;&gt;Cooperation, Coupling, Music, and Soccer&lt;/a&gt; and then look at onther posts on &lt;a href=&quot;http://new-savanna.blogspot.com/search/label/coupling&quot; rel=&quot;nofollow&quot;&gt;coupling&lt;/a&gt;.</description>
		<content:encoded><![CDATA[<p>I make synchrony the centerpiece of my book on music, <i>Beethoven&#8217;s Anvil: Music in Mind and Culture</i>, where I discuss Strogatz on fireflies and Barbasi on synchronized clapping. I argue that, when people make music together they individually give up so many degrees of freedom that the overall neural-state space for the group is no larger than that for any one independent individual. And that&#8217;s a good thing, otherwise no one in the audience would be able to make sense of the performance as no one has more than their own brain available to make sense of the sound. I&#8217;ve got a fair number of posts on this and related subjects at my blog, New Savanna. Start with this one, <a href="http://new-savanna.blogspot.com/2012/06/cooperation-coupling-music-and-soccer.html" rel="nofollow">Cooperation, Coupling, Music, and Soccer</a> and then look at onther posts on <a href="http://new-savanna.blogspot.com/search/label/coupling" rel="nofollow">coupling</a>.</p>
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		<title>By: Un experiment de fizica &#124; DMax - Distracţie Maximă</title>
		<link>http://blogs.discovermagazine.com/cosmicvariance/2012/10/01/you-are-getting-sleeeeeeepy/#comment-78702</link>
		<dc:creator>Un experiment de fizica &#124; DMax - Distracţie Maximă</dc:creator>
		<pubDate>Thu, 11 Oct 2012 08:03:06 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/cosmicvariance/?p=8876#comment-78702</guid>
		<description>[...] You are getting sleeeeeeepy….. &#124; Cosmic Variance &#124; Discover Magazine   &#160; &#124; &#160; The bus is cool     Tags: experimente, fizica, [...] </description>
		<content:encoded><![CDATA[<p>[...] You are getting sleeeeeeepy….. | Cosmic Variance | Discover Magazine   &nbsp; | &nbsp; The bus is cool     Tags: experimente, fizica, [...] </p>
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		<title>By: Fred Vaughan</title>
		<link>http://blogs.discovermagazine.com/cosmicvariance/2012/10/01/you-are-getting-sleeeeeeepy/#comment-78701</link>
		<dc:creator>Fred Vaughan</dc:creator>
		<pubDate>Wed, 10 Oct 2012 21:24:12 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/cosmicvariance/?p=8876#comment-78701</guid>
		<description>Movement of the air surrounding the metronomes must make a considerable contribution, even if the platform were rigid and fixed they might still come into synch;  nonconformists would be slowed by turbulence until they were &quot;saved&quot;. How about trying the original setup in a vacuum to see if they take longer to get together but please don&#039;t ask me to start them off.</description>
		<content:encoded><![CDATA[<p>Movement of the air surrounding the metronomes must make a considerable contribution, even if the platform were rigid and fixed they might still come into synch;  nonconformists would be slowed by turbulence until they were &#8220;saved&#8221;. How about trying the original setup in a vacuum to see if they take longer to get together but please don&#8217;t ask me to start them off.</p>
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		<title>By: Adam</title>
		<link>http://blogs.discovermagazine.com/cosmicvariance/2012/10/01/you-are-getting-sleeeeeeepy/#comment-78700</link>
		<dc:creator>Adam</dc:creator>
		<pubDate>Tue, 09 Oct 2012 11:30:54 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/cosmicvariance/?p=8876#comment-78700</guid>
		<description>Oh look, they are all synchronised, what are the chances of all the metronomes being synchronised? I therefore say that god must have put them there!</description>
		<content:encoded><![CDATA[<p>Oh look, they are all synchronised, what are the chances of all the metronomes being synchronised? I therefore say that god must have put them there!</p>
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		<title>By: Mike Wray</title>
		<link>http://blogs.discovermagazine.com/cosmicvariance/2012/10/01/you-are-getting-sleeeeeeepy/#comment-78699</link>
		<dc:creator>Mike Wray</dc:creator>
		<pubDate>Mon, 08 Oct 2012 12:47:31 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/cosmicvariance/?p=8876#comment-78699</guid>
		<description>This all reminds me of Rutherford&#039;s theory explaining why grandfather clocks tend to stop on Thursdays.  Such clocks, driven by a falling weight on a cord, are generally wound up on Sundays.  By Thursday the weight has fallen by a distance that makes the length of its cord equal to the length of the pendulum.   You then have two oscillators of equal frequency coupled through the slightly flexible frame of the clock.  Add in a few losses into the system, and, lo, the pendulum feeds energy into the weight on its cord - and stops.

Does anyone have 32 grandfather clocks?</description>
		<content:encoded><![CDATA[<p>This all reminds me of Rutherford&#8217;s theory explaining why grandfather clocks tend to stop on Thursdays.  Such clocks, driven by a falling weight on a cord, are generally wound up on Sundays.  By Thursday the weight has fallen by a distance that makes the length of its cord equal to the length of the pendulum.   You then have two oscillators of equal frequency coupled through the slightly flexible frame of the clock.  Add in a few losses into the system, and, lo, the pendulum feeds energy into the weight on its cord &#8211; and stops.</p>
<p>Does anyone have 32 grandfather clocks?</p>
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		<title>By: theagent57</title>
		<link>http://blogs.discovermagazine.com/cosmicvariance/2012/10/01/you-are-getting-sleeeeeeepy/#comment-78698</link>
		<dc:creator>theagent57</dc:creator>
		<pubDate>Sat, 06 Oct 2012 14:54:49 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/cosmicvariance/?p=8876#comment-78698</guid>
		<description>just a shame that you cant see the edges of the board,and the help it receives at about 90 seconds in.</description>
		<content:encoded><![CDATA[<p>just a shame that you cant see the edges of the board,and the help it receives at about 90 seconds in.</p>
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		<title>By: beatworm.co.uk &#187; Blog Archive &#187; 32 Metronomes:</title>
		<link>http://blogs.discovermagazine.com/cosmicvariance/2012/10/01/you-are-getting-sleeeeeeepy/#comment-78697</link>
		<dc:creator>beatworm.co.uk &#187; Blog Archive &#187; 32 Metronomes:</dc:creator>
		<pubDate>Sat, 06 Oct 2012 10:24:22 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/cosmicvariance/?p=8876#comment-78697</guid>
		<description>[...] 32 out of phase metronomes: Suspended on a flexible platform. Watch and marvel. [...] </description>
		<content:encoded><![CDATA[<p>[...] 32 out of phase metronomes: Suspended on a flexible platform. Watch and marvel. [...] </p>
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