Scientists Invented The Tractor Beam! Tractor beams used to be an idea used in sci-fi films, but now they have become a reality! Facebook Prev Article Next Article Inventions Checkout these cool gadgets... Related Posts MIT Students Create Ketchup Bottle That Pours Like Water Laser Communication – That’s a Better Idea ! Wireless Charge for Magazines, Cars, Laptops, Mobiles Hovercraft Meets Aircraft Power Paper Stores Electricity and Can Recharge in Seconds Supermarket Scanner Recognizes Objects – No Need For Barcodes