Vorschau:
The gold of poets and thinkers,“ said Goethe about coffee, „but generations of coffee drinkers have already been hitting their heads when it came to the question of when the milk comes into the coffee in order to keep the coffee hot for as long as possible. Right after you put the coffee in the cup or let it cool down a little. If you ask the uninterested nice, friendly students in the university cafeteria, most of them know the answer right away, but can hardly explain why. On the other hand, there were students who were firmly convinced that their wrong opinion was absolutely correct because they had tested it themselves. Since it seems that I always need to penetrate my fellow students with everyday questions, I now owe them a decent answer. Isaac Newton investigated...