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 Volvo Semi Truck New Breaking Technology A Giant Cubic Lego Ball Maze That’s an Absolute Work of Art Efficient Water Cleaning with a Slow Water Wheel New System Allows Paralyzed Man To Control Robotic Arm With His Intentions The Wind Catcher invention You Can Lift Cracked or Uneven Concrete with Foam