A broken coffee cup never puts itself back together. But why not? The answer to this question is the same answer to one of the biggest questions in physics: why time travel into the past is not only difficult, but fundamentally impossible. This video explains entropy, the arrow of time, spacetime, and causality—and shows why the universe itself doesn't allow for a return.
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A broken coffee cup never puts itself back together. But why not? The answer to this question is the same answer to one of the biggest questions in physics: why time travel into the past is not only difficult, but fundamentally impossible. This video explains entropy, the arrow of time, spacetime, and causality—and shows why the universe itself doesn't allow for a return.
Subscribe to the channel so you don't miss any more videos about the fascinating physics of our universe.
🔔 SUBSCRIBE: @feynmansgeist