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The brain knows what the nose smells, but how? Stanford researchers...

Mice know fear. And they know to fear the scent of a predator. But how do their brains quickly figure out with a sniff that a cat is nearby? It's a complex process that starts with the scent being picked up by specific receptors in their no...

The world is full of darkness, reflected in the physiology of...

PHILADELPHIA -- - Physicists and neuroscientists from the University of Pennsylvania have linked the cell structure of the retina to the light and dark contrasts of the natural world, demonstrating the likelihood that the neural pathways human...

High Price For Late-Night Computer Use

Recently released research claims that playing lots of video games improves some types of visual functioning. Before rushing to your computer or buying more games, consider another new research finding. Newly published results suggests that performing an exciting video display terminal task fitted with a bright display suppresses the nocturnal changes in melatonin concentration and other elements of our biological clocks. In other words, playing an exciting video game at night with a bright display backlight might just be the physiological cause of a poor night's sleep.

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