<p>This week I learned that dogs can smell happiness, that bees can also be right-or left-handed, that the Polish composer Frederic Chopin's death-bed request was that his heart be sent back to Poland, and that not so long ago you could pay people to eat your sins.</p>

Ep. 74: This week I learned the dinosaurs could still be alive today if the asteroid had hit pretty much anywhere else, and more

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.