Did Colani’s designs point to the future, or did they merely imagine a more creative world? Yes. Luigi Colani wasn’t parodied on The Simpsons, but if he had been, the scene could have written itself.

FRANKFURT — Luigi Colani, a German designer known for applying sensuous shapes from nature to high-tech objects like supersonic jets and super sports cars, died on Monday in Karlsruhe, Germany. He was ...