This week we discuss the little-known phenomenon of Prairie Madness. Immigrants who settled in the Great Plains experienced episodes of depression and violence. The cause is commonly attributed to the isolation between the settlements but could it also be the sound of silence? Then we get into the burning ring of fire, not the Johnny Cash song, but the 25,000-mile ring of active volcanoes that surround the Pacific Ocean. 75% of the world's volcanoes and 90% of the world's earthquakes occur along the Ring of Fire. Learn about how volcanoes are formed and what you can do to keep yourself safe.
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