Pink isn’t a real colour

Want to have your brain blown for a few minutes today? Dip your head in some physics, and realise that there’s no such thing as pink. Scientifically speaking, that is: it’s just something our brain makes up.

MinutePhysics puts it in predictably concise terms: all colours correspond to wavelengths of light. But there’s no wavelength in there for pink! Instead, it’s a combination of neural trickery — our brains strip green out of the spectrum to fill in for pink. Brains!

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