Scientists Just Used a Tractor Beam to Levitate the Largest Object Yet The world’s most powerful tractor beam just lifted a 2 centimeter ball, but could it make levitating humans a reality? Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts Why is all Sand the Same? Is It Safe To Eat Food With Hair In It? Scientists Accidentally Discovered Quark Fusion, Could It Be the Future of Energy? Could MH 370 Have Been Taken Down By A Hacker? What Is The Deep Space Network & How Does It Work? How Can We Clean Up the Oceans?