optics

LIGHT! Let's talk about it today. Sunlight, moonlight, torchlight, and flashlight. They all come from different places, but they're the ...

901,852 views

8 years ago

$By why would light "slow down"? | Visualizing Feynman's lecture on the refractive index$

Sections: 0:00 - The standard explanation 3:14 - The plan 5:09 - Phase kicks 8:25 - What causes light? 13:20 - Adding waves ...

1,656,999 views

1 year ago

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