New synthetic polymers are strong, light, and recyclable
                                
                                
                                    (Newser) -
                                    It's a happy accident: A mistake at an IBM research lab has created "a super-strong, super-light, and super-recyclable new material," that could transform the old-school world of plastics and polymers and improve a slew of products,  NBC News  reports. Most of our polymers date back decades—think...