Skeptoid #728: When the Earth's Magnetic Field Flips
Skeptoid - A podcast by Brian Dunning - Tuesdays
Some claim that when the Earth's geomagnetic field reverses, it could spell the end of humankind.
Skeptoid - A podcast by Brian Dunning - Tuesdays
Some claim that when the Earth's geomagnetic field reverses, it could spell the end of humankind.