Interesting Things with JC #1241: "The Day the Sky Erased the Map" –On April 3, 1974, a record-setting storm system spawned 148 tornadoes across 13 states. More than 330 lives were lost, entire towns vanished, and America’s understanding of severe weather was forever changed. From twin F5s to meteorological breakthroughs, this episode unpacks the day the sky turned against us.