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VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Barbara Klein. VOICE TWO: And I'm Bob Doughty. This week, we will tell about evidence of early human ancestors. We also will tell about the health effects of hopeful feelings. And, w

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(WA-LC) Well, if there are no more questions I would like to continue our discussion of human evolution by looking at Homo erectus, the earliest of our ancestors who stood upright. Homo erectus lived about one and a half million years ago and was gi

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Earliest Known Human Hand-Ax Found in Kenya Archaeologists working in northwestern Kenya have found a skillfully hand-crafted stone ax which appears to have been made nearly 1.75 million years ago, making it the oldest such tool ever discovered. The

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1-O-alkyI-2-acetyl-sn-glycero-3-phosphocholine

barometric discharge pipe

be-edged

behind the schedule