How many neurons are in the human brain?
The human brain contains about 86 billion neurons.
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- Can some people see more colors than others?
“Some people, nearly all of them women, have tetrachromacy and may be able to see more colors than most people.”
Reference: Scientific American
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Chameleons can move their eyes in two different…
Chameleons can move their eyes in two different directions at the same time.
What color is a beam of white light?
A beam of white light is made up of all the colours in the spectrum. The range extends from red to violet, with orange, yellow, green and blue in between. But there is one colour that is notable by its absence, pink (or magenta, to use its official name) simply isn’t there.