Neuroscience

Why animals don't have infrared vision

On rare occasion, the light-sensing photoreceptor cells in the eye misfire and signal to the brain as if they have captured photons, when in reality they haven't. For years this phenomenon remained a mystery. Reporting in ...

Neuroscience

3 p.m. slump? Why a sugar rush may not be the answer

(Medical Xpress) -- A new study has found that protein and not sugar activates the cells responsible for keeping us awake and burning calories. The research, published in the 17 November issue of the scientific journal Neuron, ...

Medical research

What the electric meter tells us about the birth rate

(Medical Xpress) -- If a woman were to consume in the form of food the amount of energy she uses, and were to follow the fertility patterns seen in other species, she would weigh as much as two elephants, and would continue ...

Psychology & Psychiatry

Cooking with 'dirty' fuels affects women's mental health

About 2.6 billion people—nearly half of the global population, most of them in Africa, Asia and central and south America—rely on biomass fuels, like wood and charcoal, or kerosene to cook meals, heat and light their ...

Neuroscience

Protecting the brain when energy runs low

Researchers from the Universities of Leeds, Edinburgh and Dundee have shed new light on the way that the brain protects itself from harm when 'running on empty.'

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