One plus one is two. But what’s the square root of 64, divided by 6 over 12?* Wait, don’t run for the hills! Math isn’t scary. It helps us describe and design our world, and can be easier to grasp than the straight edge of a protractor. Discover how to walk through the city and number-crunch simultaneously using easy tips for estimating the number of bricks in a building or squirrels in the park. Plus, why our brains are wired for finger-counting … whether aliens would have calculators … and history’s most famous mathematical equations (after e=mc2). *The answer is 16 Guests: Ian Stewart – Emeritus professor of Mathematics, University of Warwick, U.K., author of In Pursuit of the Unknown: 17 Equations That Changed the World Michael Anderson – Psychologist and neuroscientist, Franklin & Marshall College, Lancaster, PA Keith Devlin – Mathematician and Director of the Human Sciences and Technology Advanced Research Institute, Stanford University John Adam – Mathematician, Old Dominion University, Norfolk, VA, and author of X and the City: Modeling Aspects of Urban Life Descripción en español Learn more about your ad choices. Visit megaphone.fm/adchoices