Random Facts #61 · 7:30pm Apr 8th, 2017
Black is just the lack of light.
White is actually the full spectrum of visible light condensed into a beam.
Pigments and screen colors work differently. Primary colors in pigments are Red, Yellow, and Blue, while on monitors it's Red, GREEN, and Blue.
Stop signs were once yellow.
The TV and Radio signals from the 20th century are still scattered throughout space.
I actually knew that about black and white.
why were stop signs yellow?
4492563 At the time, it was to make it more visible.
4492738
Why'd they change it then?
4494110 They changed it due to color-coding standards that were passed to make it easier to tell between signs.
4494196
That makes sense.