A series of rapid environmental changes in East Africa roughly 2 million years ago may be responsible for driving human evolution, according to researchers at Penn State and Rutgers University.
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Rashid's Blog: Portal for Inquisitive Learners 
What is interesting is trying to understand how the evolution of technology from tools to our Industrial world of today played a role in driving human evolution.
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Reblogged this on Voices and Visions.
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