Can you find Australia and Canada? The cartogram scales each country's geographic area by its population. (Click through to see a high-resolution map.) Original work courtesy of Paul Breding. Copyright 2005, ODTMaps.com, Amherst, MA. Adapted by Reddit user TeaDranks hide caption

itoggle caption Original work courtesy of Paul Breding. Copyright 2005, ODTMaps.com, Amherst, MA. Adapted by Reddit user TeaDranks

Wilbur Sargunaraj visits a small house with a thatched roof, a medium-sized house and a "gigantic mansion" in his father's village. Produced by Wilbur Sargunaraj for NPR, John W. Poole and Ben de la Cruz/NPR. hide caption

itoggle caption Produced by Wilbur Sargunaraj for NPR, John W. Poole and Ben de la Cruz/NPR.

Engineering the perfect cookie: You can control the diameter and thickness of your favorite chocolate chip cookies by changing the temperature of the butter and the amount of flour in the dough. Morgan Walker/NPR hide caption

itoggle caption Morgan Walker/NPR