Episode 133: Geomagnetic Reversal (Entry 524.JB3709) - a podcast by Ken Jennings and John Roderick

In which the Earth's magnetic field turns the North Pole into the South Pole every few hundred thousand years, and John and Ken discuss what effect this might have on the aurora borealis, ski-bum turtles, and North Dakota tourism. Certificate #41220.

Further episodes of Omnibus

Further podcasts by Ken Jennings and John Roderick

Website of Ken Jennings and John Roderick