Article: Human traces date back 12,000 years.(Science & Technology)(Archaeology: The discovery of rock shavings and tool parts near Brookings are the oldest ever found on the coast.)

Byline: LARRY BACON The Register-Guard

They came to the rocky outcropping on the bluff about a mile from the ocean on what is now Oregon's south coast to get rock to make tools. They left behind flakes of stone, remnants of their tools and bits of obsidian brought from elsewhere.

Now, what happened there so long ago has been documented by an Oregon State University team of archaeologists as the oldest evidence of human activity ever found on the Oregon Coast.

Carbon dating of charcoal found at the site indicates the presence of humans there 10,430 radiocarbon years ago - a figure that equates to about 12,000 calendar years ago, near the end of ...

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