Bok
09-01-2011, 08:20 PM
The discovery of stone axes in the same sediment layer as cruder tools indicates that hominins with differing tool-making technologies may have coexisted.
The axes, found in Kenya by Christopher Lepre, a palaeontologist at Columbia University in New York, and his team are estimated to be around 1.76 million years old. That's 350,000 years older than any other complex tools yet discovered.
[More] (http://www.scientificamerican.com/article.cfm?id=stone-tools-shed-light-on-early)
http://images.pheedo.com/images/mm/digg.gif (http://www.pheedcontent.com/hostedMorselClick.php?hfmm=v3:08c475efb1ef532e9f73931c1d5bb554:r8IUGrXW3arU8pM1qSGzbe34%2B%2F3sq%2F2 jhxQYz9FaJDZ1g6liZJmh9WpR2YubAIibLSZVprxB4MfIBw%3D%3D) http://images.pheedo.com/images/mm/stumbleit.gif (http://www.pheedcontent.com/hostedMorselClick.php?hfmm=v3:2974b7d6f9f26aad93d066cab36e89db:DTnA1zon42yjlTfpS6Mu8pl2spI6hZVQYPwTJ 7ZdGmaKBwHLMu37oUcVjAOeDeYdNYvI4YlKIS3iYzQ%3D) http://images.pheedo.com/images/mm/reddit.png (http://www.pheedcontent.com/hostedMorselClick.php?hfmm=v3:b1dae42c8db81db288a54e7687d0e0cf:rudeDM2JKBOUMMG%2Fua%2FzqqRUCBMli2V2d %2BiDRFgyJ8FhC7%2BvCnBbu2WZIxeZUeS9ACnbqczUb4jQ4g%3D%3D) http://images.pheedo.com/images/mm/facebook.gif (http://www.pheedcontent.com/hostedMorselClick.php?hfmm=v3:72507525684ec08ca8552de910564f7e:AJv%2BBKy9%2FD3XvwULRTYVbaeDP1uh%2F86 ah8Szju4joDU5tMIV4hNEByy12B3tTJq1KBmQLyNRH01RHjM%3D) http://images.pheedo.com/images/mm/delicious.gif (http://www.pheedcontent.com/hostedMorselClick.php?hfmm=v3:bbe567072fe4ec53bfebce9faae8e59d:vcqR8E2vroyCJDLVdxUCS586sjH7lEJmuQkSX yFzX1ajLIKK0Fxkil9TfcQjUGlA2O5i5TChonAtKA%3D%3D) http://images.pheedo.com/images/mm/emailthis.png (http://www.pheedcontent.com/hostedMorselClick.php?hfmm=v3:b360807391dc82a6484bc05f05f5630e:%2B1VVz8qaUOO8OJidlWB3LHY%2FaEndjJFHD RDuO8e8V0dCmpNk3qN2yyW9n98oGCyr0hyP2tKIBeo2gg%3D%3D)
http://ads.pheedo.com/img.phdo?p=1 (http://ads.pheedo.com/click.phdo?p=1)http://segment-pixel.invitemedia.com/pixel?code=News&partnerID=167&key=segmenthttp://pixel.quantserve.com/pixel/p-8bUhLiluj0fAw.gif?labels=pub.23518.rss.News.10198,cat.News.rsshttp://amch.questionmarket.com/adsc/d887846/17/909940/adscout.php
More... (http://rss.sciam.com/click.phdo?i=f349815435e8453f12e57954d64a8d8e)
The axes, found in Kenya by Christopher Lepre, a palaeontologist at Columbia University in New York, and his team are estimated to be around 1.76 million years old. That's 350,000 years older than any other complex tools yet discovered.
[More] (http://www.scientificamerican.com/article.cfm?id=stone-tools-shed-light-on-early)
http://images.pheedo.com/images/mm/digg.gif (http://www.pheedcontent.com/hostedMorselClick.php?hfmm=v3:08c475efb1ef532e9f73931c1d5bb554:r8IUGrXW3arU8pM1qSGzbe34%2B%2F3sq%2F2 jhxQYz9FaJDZ1g6liZJmh9WpR2YubAIibLSZVprxB4MfIBw%3D%3D) http://images.pheedo.com/images/mm/stumbleit.gif (http://www.pheedcontent.com/hostedMorselClick.php?hfmm=v3:2974b7d6f9f26aad93d066cab36e89db:DTnA1zon42yjlTfpS6Mu8pl2spI6hZVQYPwTJ 7ZdGmaKBwHLMu37oUcVjAOeDeYdNYvI4YlKIS3iYzQ%3D) http://images.pheedo.com/images/mm/reddit.png (http://www.pheedcontent.com/hostedMorselClick.php?hfmm=v3:b1dae42c8db81db288a54e7687d0e0cf:rudeDM2JKBOUMMG%2Fua%2FzqqRUCBMli2V2d %2BiDRFgyJ8FhC7%2BvCnBbu2WZIxeZUeS9ACnbqczUb4jQ4g%3D%3D) http://images.pheedo.com/images/mm/facebook.gif (http://www.pheedcontent.com/hostedMorselClick.php?hfmm=v3:72507525684ec08ca8552de910564f7e:AJv%2BBKy9%2FD3XvwULRTYVbaeDP1uh%2F86 ah8Szju4joDU5tMIV4hNEByy12B3tTJq1KBmQLyNRH01RHjM%3D) http://images.pheedo.com/images/mm/delicious.gif (http://www.pheedcontent.com/hostedMorselClick.php?hfmm=v3:bbe567072fe4ec53bfebce9faae8e59d:vcqR8E2vroyCJDLVdxUCS586sjH7lEJmuQkSX yFzX1ajLIKK0Fxkil9TfcQjUGlA2O5i5TChonAtKA%3D%3D) http://images.pheedo.com/images/mm/emailthis.png (http://www.pheedcontent.com/hostedMorselClick.php?hfmm=v3:b360807391dc82a6484bc05f05f5630e:%2B1VVz8qaUOO8OJidlWB3LHY%2FaEndjJFHD RDuO8e8V0dCmpNk3qN2yyW9n98oGCyr0hyP2tKIBeo2gg%3D%3D)
http://ads.pheedo.com/img.phdo?p=1 (http://ads.pheedo.com/click.phdo?p=1)http://segment-pixel.invitemedia.com/pixel?code=News&partnerID=167&key=segmenthttp://pixel.quantserve.com/pixel/p-8bUhLiluj0fAw.gif?labels=pub.23518.rss.News.10198,cat.News.rsshttp://amch.questionmarket.com/adsc/d887846/17/909940/adscout.php
More... (http://rss.sciam.com/click.phdo?i=f349815435e8453f12e57954d64a8d8e)