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Scientists discover 'dancing' algae
mugofcoffee
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4-22-2009 1:41 PM
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<div style="margin: 12px 0px; font-family: arial; color: #333333; background: #ffffff; border: solid 4px #e5e5e5; width: 100%; clear: left;"><div class="CM_CTB_Content_Wrap" style="margin: 0px; padding: 0px;background-color:#ffffff;"><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://www.clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content.clipmarks.com/blog_embed/25340e94-79e7-4628-9ee8-da7649244ec5/BA8DE02F-5E87-4D30-B911-EAF45077E159/" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://timesofindia.indiatimes.com/Scientists-discover-dancing-algae/articleshow/4433337.cms" href="http://timesofindia.indiatimes.com/Scientists-discover-dancing-algae/articleshow/4433337.cms" style="font-size: 11px;">timesofindia.indiatimes.com</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://timesofindia.indiatimes.com/Scientists-discover-dancing-algae/articleshow/4433337.cms"><SPAN JkPQd="2" _9yGL="0">LONDON: <A id="KonaLink0" href="http://timesofindia.indiatimes.com/Scientists-discover-dancing-algae/articleshow/4433337.cms#" target="_new"><FONT color="#0000ff"><SPAN>Scientists</SPAN></FONT></A> at Cambridge University have discovered that freshwater algae can form stable groupings in which they dance around each other, <TABLE cellSpacing="0" cols="0" cellPadding="0" align="left" dataPageSize="0"><TBODY><TR><TD id="bellyad"></TD></TR></TBODY></TABLE>miraculously held together only by the fluid flows they create. </SPAN></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://timesofindia.indiatimes.com/Scientists-discover-dancing-algae/articleshow/4433337.cms"><SPAN JkPQd="0" _9yGL="0">According to their paper published in the journal Physical Review Letters, the <A id="KonaLink1" href="http://timesofindia.indiatimes.com/Scientists-discover-dancing-algae/articleshow/4433337.cms#" target="_new"><FONT color="#0000ff"><SPAN>researchers</SPAN></FONT></A> studied the multicellular organism Volvox, which consists of approximately 1,000 cells arranged on the surface of a spherical matrix about half a millimetre in diameter. </SPAN></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://timesofindia.indiatimes.com/Scientists-discover-dancing-algae/articleshow/4433337.cms"><SPAN JkPQd="0" _9yGL="0">Each of the surface cells has two hair-like appendages known as flagella, whose beating propels the colony through the fluid and simultaneously makes them spin about an axis. </SPAN></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://timesofindia.indiatimes.com/Scientists-discover-dancing-algae/articleshow/4433337.cms"><SPAN JkPQd="0" _9yGL="0">The researchers found that colonies swimming near a surface can form two types of "bound states"; the "waltz", in which the two colonies orbit around each other like a planet circling the sun, and the "minuet", in which the colonies oscillate back and forth as if held by an elastic band. </SPAN></blockquote></div><div style="margin: 0px 6px 6px 4px;"><table style="font-size: 11px;border-spacing: 0px;padding: 0px;" cellpadding="0" cellspacing="0" width="100%"><tr><td style="background:transparent;border-width:0px;padding:0px;"> </td><td align="right" style="background:transparent;border-width:0px;padding:0px;width:107px" width="107"><a href="http://clipmarks.com/share/BA8DE02F-5E87-4D30-B911-EAF45077E159/blog/" title="blog or email this clip"><img src="http://content6.clipmarks.com/images/c2b-foot.png" border="0" alt="blog it" width="107" height="17" style="border-width:0px;padding:0px;margin:0px;" /></a></td></tr></table></div></div>
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