Comments by "VE7NDE" (@denelson83) on "Veritasium" channel.

  1. It was initially defined as the length of one in ten million equal parts of the northern half of the Paris Meridian. Now it's defined as the distance light travels in one part of a second out of 299,792,458.
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  2. My goodness... Now we know how diffraction gratings, and by extension spectroscopes, work! It is all about manipulating probabilities, about selecting paths with near-identical amounts of action. 🤯
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  3. 10:51 - Trying to channel your inner Bill Nye, Derek?
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  4. 14:25 - 1200 metres. 15:57 - 1.6 km².
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  5. 4:35 - Those are not pixels. Alec from Technology Connections can tell you why. 6:25 - It's actually just over 15,734 lines per second, because of colour.
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