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A comment on SpaceX Punched a Hole in the Ionosphere. Parent comment
Apparently, angstrom was invented exactly for measuring light wavelength.
Its (arguably more common today?) usage for atoms and other microscopic structures actually came after that.
[1] https://en.wikipedia.org/wiki/Angstrom
Apparently, angstrom was invented exactly for measuring light wavelength.
Its (arguably more common today?) usage for atoms and other microscopic structures actually came after that.
[1] https://en.wikipedia.org/wiki/Angstrom