Posted on January 24, 2017 by Rhett AllainLet’s Geek Out on the Physics of Leyden Jars In a recent episode of 'MacGyver,' our hero uses a Leyden jar to store energy. What is a Leyden jar and how much energy could it store? The post Let's Geek Out on the Physics of Leyden Jars appeared first on WIRED.