Ep: 89 ”Quantum Information” Chiara Marletto‘s ”The Science of Can & Can‘t” Ch 4 readings and discussion
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Do Particles Really Exist?
In quantum theory, remember an object? Let's be simple and just call it a particle. The Earth revolving is the actual motion that's going on, causing the appearance of the Sun to move across the sky. So you have to give up on this simultaneously knowing these two things at the same time. And indeed, someone asked me recently about, well, do particles really exist? After all, isn't quantum field theory deeper? And in that theory, the field is the most fundamental thing, not the particles. Well, it turns out we still have atoms. It's just that we understand them more deeply. We can always get a better, deeper understanding of what these things are.
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