john89@lemmy.ca to Ask Lemmy@lemmy.world · 18 hours agoWhy do screen night lights that shift the color red work? Why red instead of some other color?message-squaremessage-square10fedilinkarrow-up133arrow-down10
arrow-up133arrow-down1message-squareWhy do screen night lights that shift the color red work? Why red instead of some other color?john89@lemmy.ca to Ask Lemmy@lemmy.world · 18 hours agomessage-square10fedilink
minus-squareVaryk@sh.itjust.workslinkfedilinkarrow-up6·9 hours agouh what? why? "Fine dust in the atmosphere permits blue light to penetrate the atmosphere more efficiently than colors with longer wavelengths.* whAaaat. does the red wavelengths get caught in the red dust or something? this is such a good fact.
minus-squareMaggiWuerze@feddit.orglinkfedilinkarrow-up6·2 hours agoThis the phenomenon: https://en.wikipedia.org/wiki/Rayleigh_scattering
minus-squareVaryk@sh.itjust.workslinkfedilinkarrow-up3·2 hours agoi see, thanks. The size of atmospheric particles determines the color.
uh what? why?
"Fine dust in the atmosphere permits blue light to penetrate the atmosphere more efficiently than colors with longer wavelengths.*
whAaaat.
does the red wavelengths get caught in the red dust or something?
this is such a good fact.
This the phenomenon: https://en.wikipedia.org/wiki/Rayleigh_scattering
i see, thanks. The size of atmospheric particles determines the color.