Question

why were the blue people not detected before

Answer 1

Answer:

Human vision is incredible - most of us are capable of seeing around 1 million colours, and yet we still don't really know if all of us perceive these colours in the same way. But there's actually evidence that, until modern times, humans didn't actually see the colour blue. ... He found no mention of the word blu

Explanation:

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Answer 2

Answer:

human vision is incredible - most of us are capable seeing... and yet it still don't really know if all of us perceive these colour in the.... he found no mention of the word blue.