Originally published at: https://boingboing.net/2021/04/20/learn-about-fork-and-knife-illusion-from-a-new-scientific-paper-written-by-a-middle-schooler.html
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It’s almost like our visual system evolved over millions of years to interpret our physical world without ever taking mirrors into consideration. Astonishing.
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You get the same effect with mirrored emergency exit signs.
Oh yeah! I thought they were transparent until very recently.
It looks like it is twice the same link. I suppose this is the second:
Under no circumstances should this be attempted with a spork and knife!
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