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clownworld / Clown World
npub1e4a…ae99
2023-03-11 11:38:43
in reply to nevent1q…z97y

clownworld on Nostr: Same thing happens with optical fibers, which is why the light refracts back into the ...

Same thing happens with optical fibers, which is why the light refracts back into the fiber when it hits the edge. There must be a boundary between two layers of air with different refractive indices such that it refracts around the curve of the earth.
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