How Richard Feynman’s lunch order became a 50-year-old mathematical mystery that scientists have finally solved |
A casual lunch between friends in the late 1970s left behind one of physics’ quirkiest unsolved puzzles. Nobel laureate Richard Feynman, while dining with his friend Ralph Leighton at a Thai restaurant in Glendale, California, watched Leighton agonise over whether to order his favourite ginger chicken again or risk trying something new from the menu….