The visual system is the part of the central nervous system that is required for visual perception – receiving, processing and interpreting visual information to build a representation of the visual ...

Clay Halton was a Business Editor at Investopedia and has been working in the finance publishing field for more than five years. He also writes and edits personal finance content, with a focus on ...

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Pupil dilation provides a physiological readout of information gain during the brain's internal process of belief updating in the context of associative learning.