Podcast: Social Inequality, a Silent Killer, and the Roots of 'Old Person Smell'

When did social inequality first arise among humans? Is this "silent killer" the bane of only the affluent? And does "old person smell" have evolutionary origins? Science's Online News Editor David Grimm chats about these stories and more with Science's Kerry Klein.

(Listen to the full Science podcast and more podcasts.)

Follow News from Science

dancing shoes