Even thirty years after his death, Richard Feynman remains one of the most beloved minds in physics in part because of how much attention he paid to things other than physics: drawing and painting, cracking safes, playing the bongos, breaking spaghetti.
The Danish toymaker has relied on oil-based plastics for over 50 years. It wants to give them up by 2030. Finding alternatives is a vast project.
'We now have the recipe for how to make these structures'