Chipping Away At The Mystery Of The Oldest Tools Ever Found

How do you prove a rock was actively shaped and used as a tool more than 3 million years ago? Scientists found a kit of more than 140 artifacts in one spot and say the tools’ crafters were pre-human.» E-Mail This

How do you prove a rock was actively shaped and used as a tool more than 3 million years ago? Scientists found a kit of more than 140 artifacts in one spot and say the tools’ crafters were pre-human.

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SOURCE: Research News – Read entire story here.