The physics question for today is: in a train travelling directly eastward will your day be extended or shortened, and how does the lengthening/shortening depend on the speed of the train?
Day 7: Time travel on a train between Lausanne and Bern
After saying my farewells to Bern, the town where Einstein first conceived his special theory of relativity, I boarded my train bound for Zurich. Speeding through the countryside, I found myself reflecting on the relationship between time and speed and space.
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