What is color constancy and how does it trick our brain into seeing colors that aren't really there? WIRED's Robbie Gonzalez and neuroscientist David Eagleman use ambiguous photographs and giant props to explain light, color and the science of illusions.

Want to try switching the colors you see on the shoe illusion?

Follow this link if you see the shoes as grey and teal:    • If You See This Shoe as Grey & Teal, ...  

Follow this link if you see the shoes as pink and white:
   • If You See This Shoe as Pink & White,...  

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