When the Earth Stops Spinning Check your local listings. The Earth revolves at 1,000 miles an hour. But what if it significantly slowed and eventually stopped? See how humans and creatures might cope in this changing world. More on This Episode: Overview Videos Photos Videos 4:41The End of the Human Race4:25Volcanoes on the Playground3:34Climate Chaos Scenario2:53Slowing Down the Earth's Spin Photos Episode "When the Earth Stops Spinning"