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The Science Behind Optical Illusions

Did you know that optical illusions exploit the brain’s reliance on context and past experiences to interpret visual stimuli?
When you look at an image, your brain processes visual information in mere milliseconds, drawing on a mix of incoming signals and known patterns.
Illusions occur when these processes encounter conflicting or ambiguous information, leading your brain to fill in the gaps with its best guess.
For instance, a famous illusion like the Müller-Lyer lines, where lines of the same length appear different due to arrow-like ends, tricks your brain into perceiving depth, a process influenced by living in a three-dimensional world.
This fascinating interplay of sensory input and cognitive interpretation reveals just how complex and adaptive our visual systems are, demonstrating the brain’s remarkable ability to create a coherent picture of the world, even when faced with deceptive cues.
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