Any idea, is this the oldest evidence now?
I seem to recall that sites on the eastern seaboard are this age or older, but there hasn't been definite confirmed carbon dating..
If early man reached america, say, 50K years ago across the atlantic, then he could very well have spread down the coast to Mexico/Central America, etc..
Not ruling out the Japan-Taiwan-Polynesian hypothesis in the article, just think either, or both is possible..
There is some disputed (of course) evidence in a cave in South America at 50-55,000 years old. It may not be so disputed after this find. Dilahey(sp) is arguring for a 30,000 date at or around the Monte Verde site.