March 6th, 2017
Episode 402 of 457 episodes
By analyzing the pottery from an archaeological dig near Jerusalem, scientists have learned that the geomagnetic field around the earth fluctuated wildly during early human civilizations —and the news isn't good for a world that depends on electrical grids and high-tech devices. Jeff and Anthony discuss magnetic fields, scientific sleuths, and Santa Claus.
Welcome to the Brain Training Podcast, the daily audio workout for your head. In this podcast we have two games for you, each with three rounds which get progressively harder. To enjoy the full experience, relax, and avoid distractions whilst you listen.