Magically, the lines line up perfectly with a straight ruler. Which proves, the lines are actually ALL straight. For more optical illusions, Can YOU find the curved lines in this mind-bending ...

Line bending is used to make straight, precise folds in plastic components. Items like mobile phone stands are made using this process. And a right angle or adjustable jig. Cut the plastic sheet ...

It was a striking message at a forum designed for industry leaders to examine ways to bend the cost curve of health care while also improving the quality of that care. The forum was presented by NEHI ...