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Do we know why light propagates through glass in a straight line, but not paper yet?
by panacea 13y ago
Do we know why light propagates through glass in a straight line, but not paper yet?
- madaxe 13y agoWhat? Yes. Quantum Electro Dynamics (QED) has some pretty compelling explanations at a "basement" level as to how this works. Also, light does not propagate through glass in a straight line, it diffuses, refracts, and reflects.