Humans reached Persian gulf 50,000 years earlier than thought

Published on January 31st, 2011 | by Admin

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A cache of stone tools which date back 125,000 years has been found in the United Arab Emirates, prompting an investigation in to whether humans migrated out of Africa via a shallow Red Sea. [Thx Laine!]

The team’s research, published in Science, posits that the area’s climate had a role in spurring mankind’s expansion around the planet. Climate records suggest that the Red Sea was much shallower during an ice age that lasted from 200,000 to 130,000 years ago, because much of the world’s water was trapped in glaciers. This allowed early humans to cross the now-shallow Red Sea for new land in the southern Arabian peninsula, the researchers say. After the crossing, these early humans would have found themselves in a surprisingly fertile place: Towards the end of that ice age, the deserts of Arabia experienced a brief “wet” era with rivers, lakes, vegetation, and wildlife.

[Full Story]

Story: Discover Magazine | Photo: AAAS

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