How Expensive Is Blue Topaz

The fire control would appeared 500,000 years earlier


Thanks to the archaeological site of Gesher Benot Yaakov, Israel, archaeologists have again exclaim history. Control of fire by humans have been acquired years ago 790 000, which pushes the current dating 500 000 years. This revival also debate on the capacity of man to have out of Africa earlier than expected .... in short

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Contact: Jerry Barach
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The Hebrew University of Jerusalem