In the Altes Museum in Berlin stands a boy with his arms raised to the heavens. Aside from the right heel, which is slightly arched, this ancient Greek statue is almost perfectly symmetrical. Did the ...

Embed <iframe src="https://www.npr.org/player/embed/1478231/1478232" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player ...