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The famous Ebbinghaus illusion, named for its discoverer, the German psychologist Hermann Ebbinghaus (1850–1909). Despite appearances, the two orange circles are the same size. Have you ever looked at ...
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Children fall for a surprisingly simple numerical illusion — and it grows stronger with age
A new study published in Developmental Science suggests that both children and adults are susceptible to a visual illusion that makes connected dots appear less numerous than unconnected ones. The ...
Guppies are highly susceptible to the Ebbinghaus illusion. Ring doves? Not so much. For instance, guppies and ring doves diverged hundreds of millions of years ago and hence are phylogenetically ...
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