That Time North America Tried to Tear Itself Apart

Looking at a map, you would never know that North America once almost ripped itself in half. But 1. 1 billion years ago, it tried to and had it succeeded, there would now be an ocean where Lake Superior is Go to to try their Knowledge and Uncertainty course. The first 200 subscribers get 20 off an annual Premium subscription. Hosted by: Hank Green SciShow has a spinoff podcast It s called SciShow Tangents. Check it out at Support SciShow by becoming a patron on Patreon: Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: BdTmprd, Harrison Mills, Jeffrey Mckishen, James Knight, Christoph Schwanke, Jacob, Matt Curls, Sam Buck, Christopher R Boucher, Eric Jensen, Lehel Kovacs, Adam Brainard, Greg, Ash, Sam Lutfi, Piya Shedden, Scott Satovsky Jr, Charles Southerland, charles george, Alex Hack br, br,