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 Construction workers set off explosives under a wheelbarrow, on the job site How To Turn Sand Into Glass Don’t Pour Molten Aluminum on Ice Soccer Ball Shot from Truck, Interesting Result Sheep learn to recognise celebrity faces from different angles Scientists Come a Step Closer to “Regrowing” Limbs