I've noted before that I think capabilities like human language didn't pop into being 50-75 thousand years ago, but developed over hundreds of thousands of years (if not millions).  Well, it looks like another piece of behavioral modernity may predate anatomically modern humans: World's Oldest Art Identified in Half-Million-Year-Old Zigzag. A zigzag engraving on a … Continue reading World’s Oldest Art Identified in Half-Million-Year-Old Zigzag →