Does this look white to you?


By: Physics Girl

Originally published on Oct 6, 2015

When you mix red and green, what do you get? White light is all of the colors, right? So, how do computer screens show you every wavelength of light? Or do they?

Host/Writer: Dianna Cowern


Physics Girl has joined PBS Digital Studios!…

RGB Image: Luís Flávio Loureiro dos Santos,…

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