Your audio guide to the most fascinating and fun revelations, reports, and studies on the internet. Quick, concise, and infectiously entertaining, This Week I Learned promises to make learning fun again.
http://theweek.com/audio?page=2
episode 28: Ep. 27: This week I learned cavemen brushed their teeth, and more
This week I learned our earliest ancestors brushed their teeth, the story behind one of the most delightfully bizarre photos on the internet, that doctors can detect cancer from your breath, and that we should all be taking more saunas.