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 The Bike Butterfly PowerRay lets users see underwater, revolutionizes fishing PowerPot Uses Cooking Heat to Charge Devices SHEP the Drone – Worlds first Drone Sheepdog 4-D Printing – Self-Assembled Design Google’s Project Glasses – One Day…
