Milking Cows with Lasers and Robots

Our favorite part of visiting a farm is seeing all the droids and lasers! These advanced cow milking machines have simplified the process for farmers and their cattle. HOW TO BUILD EVERYTHING Wednesdays 10/9c on Science http://www.sciencechannel.com/tv-shows/how-to-build-everything/ Subscribe to Science Channel: http://bit.ly/SubscribeScience Facebook: https://www.facebook.com/ScienceChannel Twitter: https://twitter.com/ScienceChannel