I think that the next time I’m asked to talk about human evolution at 7:38 a.m. on a news show, I’m going to shave my head the night before. Nothing undermines the authority of a science writer like a serious case of bed head. See it here (or paste this address into Windows Media Player’s URL), and take pity.
Originally published August 12, 2007. Copyright 2007 Carl Zimmer.