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 Outdoor Gym Turns People Power Into Electricity Stretchable electronics that quadruple in length This Startup Wants to Use Drones to Drop Blood, Not Bombs 4-D Printing – Self-Assembled Design Laser Insect Repellent 3D Technology Emits 50,000 Dots In 3D Space – True Hologram
