Neuroscience

Waking up the visual system

The ways that neurons in the brain respond to a given stimulus depends on whether an organism is asleep, drowsy, awake, paying careful attention or ignoring the stimulus. However, while the properties of neural circuits in ...

Medical research

Experts warn red wine could mask testosterone levels

(Medical Xpress)—Red wine could give athletes and players a boost in the sports arena by increasing the amount of performance-enhancing hormone testosterone in their bodies, according to researchers from London's Kingston ...

Health

Tap or bottled? Water composition impacts health benefits of tea

Here's to sipping a cupful of health: Green tea steeped in bottled water has a more bitter taste, but it has more antioxidants than tea brewed using tap water, according to new Cornell University food science research published ...

Ophthalmology

Lab-grown retinas explain why people see colors dogs can't

With human retinas grown in a petri dish, researchers discovered how an offshoot of vitamin A generates the specialized cells that enable people to see millions of colors, an ability that dogs, cats, and other mammals do ...

Neuroscience

Lutein may counter cognitive aging, study finds

Spinach and kale are favorites of those looking to stay physically fit, but they also could keep consumers cognitively fit, according to a new study from University of Illinois researchers.

Psychology & Psychiatry

Green spaces deliver lasting mental health benefits

Green space in towns and cities could lead to significant and sustained improvements in mental health, finds a new study published in the journal of Environmental Science & Technology.

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