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Stone tools 'change migration story' (Out of Africa)
BBC ^ | September 19, 2010 | Katie Alcock

Posted on 09/19/2010 5:12:44 PM PDT by decimon

A research team reports new findings of stone age tools that suggest humans came "out of Africa" by land earlier than has been thought.

Geneticists estimate that migration from Africa to South-East Asia and Australia took place as recently as 60,000 years ago.

But Dr Michael Petraglia, of Oxford University, and colleagues say stone artefacts found in the Arabian Peninsula and India point to an exodus starting about 70,000 to 80,000 years ago - and perhaps even earlier.

Petraglia, whose co-workers include Australian and Indian researchers, presented his ideas at the British Science Festival, which is hosted this year at Aston University.

"I believe that multiple populations came out of Africa in the period between 120,000 and 70,000 years ago," he said. "Our evidence is stone tools that we can date."

(Excerpt) Read more at bbc.co.uk ...


TOPICS: History
KEYWORDS: africa; arabia; dmanisi; godsgravesglyphs; homoerectus; multiregionalism; origin; origins

1 posted on 09/19/2010 5:12:45 PM PDT by decimon
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To: SunkenCiv

Every now and then ping.


2 posted on 09/19/2010 5:13:24 PM PDT by decimon
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To: decimon

Yearghhh!
I remember like today. My ancestros came from the smoke filled africa, went through bleaching station and settled in freezing north. They opened cave depot and were selling stone tools. Sooo we are all afreeky amerikans and oooobamalamadingdong is our king aaaaand you all belong to us. This is hugh and series!


3 posted on 09/19/2010 5:38:39 PM PDT by Leo Carpathian (fffffFRrrreeeeepppeeee-ssed!)
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To: decimon
Stranger In A New Land

Image: JOHN GURCHE PORTRAIT OF A PIONEER With a brain half the size of a modern one and a brow reminiscent of Homo habilis, this hominid is one of the most primitive members of our genus on record. Paleoartist John Gurche reconstructed this 1.75-million-year-old explorer from a nearly complete teenage H. erectus skull and associated mandible found in Dmanisi in the Republic of Georgia. The background figures derive from two partial crania recovered at the site.

4 posted on 09/19/2010 5:39:20 PM PDT by blam
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To: decimon; StayAt HomeMother; Ernest_at_the_Beach; 21twelve; 24Karet; 2ndDivisionVet; 31R1O; ...

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Thanks decimon.

To all -- please ping me to other topics which are appropriate for the GGG list.
 

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5 posted on 09/19/2010 5:43:20 PM PDT by SunkenCiv (Democratic Underground... matters are worse, as their latest fund drive has come up short...)
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To: SunkenCiv
It's not just a one way highway. Modern African populations have a number of characteristics that were worked out IN THE NORTH ~ in Europe and Asia.

People have been doing both ways for over 1 million years.

6 posted on 09/19/2010 5:45:43 PM PDT by muawiyah
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To: decimon

Are you suggesting tools migrate?


7 posted on 09/19/2010 5:52:46 PM PDT by Krankor (Don't you see, no matter what you do, you'll never run away from you.)
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To: blam

Re your illustration in post 4: I think I spotted this fellow on the street the other night. Had a “hope and change” t-shirt on.


8 posted on 09/19/2010 6:02:50 PM PDT by SharpRightTurn (White, black, and red all over--America's affirmative action, metrosexual president.)
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To: muawiyah

Terrible usage of terms, “modern human” used to reference homo sapien 74k years ago is not modern by any archaeological means. Modern Human needs to be defined as homo sapien sapien, the advent of abstract thought between 15k years to 25k years ago. the hand axe shown cleary does display abstract thought process. Before I would accept a modern human label i would expect at least a cored blade or bi-face showing pre-reasoned tooling rather than hitting 2 stones together to make one kind of sharp.


9 posted on 09/20/2010 9:33:38 AM PDT by Docbarleypop (Shovelbum mudslinger)
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