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    <user id="35185"><![CDATA[35185]]></user>
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  <created>1585764844</created>
  <changed>1585764844</changed>
  <title><![CDATA[Barbs of a feather lock together]]></title>
  <body><![CDATA[<p>When a bird extends its wings in flight, microscopic fasteners stick to each other to prevent gaps between the feathers and improve the bird&rsquo;s macroscopic maneuverability.&nbsp;&ldquo;This fastener mechanism is showing the deeper physics understanding underneath the interesting biological structure that we&rsquo;ve appreciated,&rdquo;&nbsp;says <a href="https://physics.gatech.edu/user/simon-sponberg">Simon Sponberg</a>, a biophysicist at Georgia Tech.</p>
]]></body>
  <field_article_url>
    <item>
      <url><![CDATA[https://physicstoday.scitation.org/doi/10.1063/PT.3.4449]]></url>
      <title><![CDATA[]]></title>
    </item>
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  <field_publication>
    <item>
      <value><![CDATA[ campus drone ]]></value>
    </item>
  </field_publication>
  <field_dateline>
    <item>
      <value>2020-04-01</value>
      <timezone></timezone>
    </item>
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  <field_media>
        </field_media>
  <og_groups>
          <item>1278</item>
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  <og_groups_both>
          <item><![CDATA[College of Sciences]]></item>
      </og_groups_both>
    <field_userdata>
      <![CDATA[]]>
  </field_userdata>
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