Medical Xpress: Why visual illusions appear in everyday objects – from nature to architecture

| Posted in Brain Education, Brain Health, Brain Research

Optical illusions are cleverly designed to distort reality, but did you know that the same distortions occur frequently in everyday life? Our ability to see involves the brain moulding raw sensory data into a refined form. Some of the refinements are deliberate – they’re designed to help us survive. But the process also requires a surprising amount of guess work. And while our brains have evolved to guess right most of the time, certain patterns regularly trip it up. That’s when we might see an optical illusion. (February 12, 2019)

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