Study Finds Humans Still Evolving, and Quickly


	Study Finds Humans Still Evolving, and Quickly

chestnut501

10-21-2009 9:16 PM

485 views

tags:

science, anthropology, genetics, evolution, brain

chestnut501 says:

Human evolution has been increasing at a stunning rate since our ancestors began spreading through Europe, Asia and Africa, quickening to 100 times historical levels after agriculture became widespread, according to a study published today.

4 Comments |

Add a Comment

10-22-2009 6:16 PM

lollipop10

Interesting clip, Chestnut.

10-22-2009 8:14 PM

tazmanium

Amazing!

10-23-2009 8:35 AM

citizenbfk

Interesting. Now I recently read that using the Internet leads to brain development.

Of course, that was an online article.

11-1-2009 10:30 PM

spinmonkey

Just curious: How do we know there wasn't any blue-eyed humans 10,000 years ago?

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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/4cf2732e-52f5-42d9-9a2f-36b114b4eca5/D79F5431-C94A-4AD7-9F9A-404B4F33F9C6/" 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://www.latimes.com/news/science/la-sci-evolution11dec11,1,3366709.story" href="http://www.latimes.com/news/science/la-sci-evolution11dec11,1,3366709.story" style="font-size: 11px;">www.latimes.com</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.latimes.com/news/science/la-sci-evolution11dec11,1,3366709.story"><P>Plaster casts of skulls, from left to right, of the earliest fossil finds of humanoids to modern man </P></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://www.latimes.com/news/science/la-sci-evolution11dec11,1,3366709.story"><div align="center"><img src="http://content9.clipmarks.com/blog_cache/www.latimes.com/img/DF31CABC-7E3B-485D-8E47-D1C0C3E5584E" alt="Skulls" /></div></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://www.latimes.com/news/science/la-sci-evolution11dec11,1,3366709.story">The pace of human evolution has been increasing at a stunning rate since our 
ancestors began spreading through Europe, Asia and Africa 40,000 years ago, 
quickening to 100 times historical levels after agriculture became widespread, 
according to a study published today.<BR></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://www.latimes.com/news/science/la-sci-evolution11dec11,1,3366709.story">Altogether, the recent genetic changes account for 7% of the human genome</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://www.latimes.com/news/science/la-sci-evolution11dec11,1,3366709.story">Among the fastest-evolving genes were those related to brain development, but 
the researchers aren't sure what made them so desirable, Hawks 
said.<BR><BR>There are other mysteries too.<BR><BR>"Nobody 10,000 years ago had 
blue eyes," Hawks said. "Why is it that blue-eyed people had a 5% advantage in 
reproducing compared to non-blue-eyed people? I have no idea."<BR></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;">&nbsp;</td><td align="right" style="background:transparent;border-width:0px;padding:0px;width:107px" width="107"><a href="http://clipmarks.com/share/D79F5431-C94A-4AD7-9F9A-404B4F33F9C6/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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