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Do photons bump into each other?

Daniel and Kelly’s Extraordinary Universe

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The Universe Is Made Out of These Different Quantum Fields

i love this picture of the universe itas all these different quantum fields. You have, like a field for the photon, you've aField for the electron,. You've a field forThe corks. And those fields we can think about as having particles in them which slide around and keep a little discreet blob of energy. But one of the most interesting things that these fields can do is talk to each other. The photon fields and the electron field don't just fill the space of the universe and ignore each other. They interact. They touch, they bind together. They transfer energy back and forth.

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