Friday’s Google Doodle Celebrates Chemist Friedlieb Ferdinand Runge, Who Discovered Caffeine

  Friday’s Google Doodle raises a coffee cup for the 225th birthday of chemist Friedlieb Ferdinand Runge, who discovered caffeine. If you hadn’t heard of Runge until today, you’re not alone. Despite his work, the once-respected chemist spent the last… Read moreFriday’s Google Doodle Celebrates Chemist Friedlieb Ferdinand Runge, Who Discovered Caffeine