TwistedSifter on MSN
Scheerer’s phenomenon is when you see fast moving dots in your vision while looking at the bright blue sky
Our vision may not be perfect, but it sure is amazing.
14don MSN
Optical illusion test: Blue, purple or red-- what's the colour of this dot and the science behind it
A biomedical optics engineer discovered a visual illusion where purple dots appear bluer in peripheral vision. This phenomenon highlights how our retinas' cone distribution and a yellow pigment layer ...
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