A new study in PLOS Biology shows that deep N2 sleep, rather than light N1 sleep, dramatically boosts the likelihood of “aha” ...

Scientists reconstructed 500 million years of evolutionary history to reveal which came first: colorful signals or the color ...

Inspired by nature, scientists created a self-powered device that recognizes color just like our eyes, paving the way for ...

Law enforcement agencies across Colorado are changing how officers, deputies and troopers approach traffic stops. They are ...

Color-blind racial ideology is the belief that race should not be acknowledged or considered in social interactions, policies, or decision-making, often based on the assumption that treating ...

Night blindness is caused by vitamin A deficiency, congenital mutations, and other eye diseases. Learn about symptoms, causes ...

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