This Laser is Keeping Crops Safe Pests mistake the laser for a predator, leaving crops undamaged. Facebook Prev Article Next Article Inventions Checkout these cool gadgets... Related Posts Polymer Opals – Changes Color When Stretched Camouflage Technology Inspired by Octopus This new type of 3D printing was inspired by Terminator 2 3D-printed attachment turns any smartphone into a DNA-scanning microscope Graphene Light Bulb Made of ‘Wonder Material’ TouchScreen Display for Your Bath