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 Are We All Related? Can a Volcano Destroy the World? Tilt Brush: Painting from a new perspective A guide to the energy of the Earth The Origins of Life..Solved? Can We Block the Sun to Stop Climate Change?