Martha Foley and Curt Stager talk about ochre. It’s more than just a color in the Crayola box. Nov 26, 2020 — Martha Foley and Curt Stager talk about ochre. It’s more than just a color in the Crayola ...
A huge stash of reddish minerals from a cave in Ethiopia shows how Stone Age people gradually adapted their technologies and practices over a 4500-year period. “It’s one of the rare sites where we can ...
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