World’s Longest Home Run (The “Mad Batter” Machine) Smarter Every Day made this mad batter machine and sending balls 250 mph. Facebook Prev Article Next Article Experiments Checkout these cool gadgets... Related Posts These tire blowouts are so dangerous they have to be kept in a cage Magnetic Properties of Liquid Oxygen The MythBusters Try… And Try… To Walk On Water What Happens If You Insert a Coin Into Dry Ice? Oil and Water Permanently Mixed for the First Time Guys Made a Powerful Nerf Bazooka