Nature Neuroscience

Neuroscience

Neurotransmitter orexin influences pupil size, research shows

The way the brain regulates pupil size is different from previously thought: fundamentally responsible is the neurotransmitter orexin, as researchers at ETH Zurich have now shown. This discovery could well alter our understanding ...

Psychology & Psychiatry

The timekeeper within: New discovery on how the brain judges time

From Aristotle's musings on the nature of time to Einstein's theory of relativity, humanity has long pondered: how do we perceive and understand time? The theory of relativity posits that time can stretch and contract, a ...

Neuroscience

How heart failure leads to cognitive decline

Heart failure may lead to cognitive decline by creating a tiny calcium leak inside the brain's neurons, according to a new study published in Nature Neuroscience by researchers at Columbia University. The finding could open ...

Diseases, Conditions, Syndromes

Multiple sclerosis: Myelin may be detrimental to nerve fibers

Multiple sclerosis (MS) affects millions of people worldwide, and there is currently no cure for this disease of the central nervous system. Damage to the nerve fibers, also called axons, is responsible for the severity of ...

Autism spectrum disorders

New research clarifies connection between autism and the microbiome

The biological roots of autism continue to perplex researchers, despite a growing body of studies looking at an increasing array of genetic, cellular and microbial data. Recently, scientists have homed in on a new and promising ...

Psychology & Psychiatry

Chronic stress-related neurons identified

Researchers at Karolinska Institutet in Sweden have identified a group of nerve cells in the mouse brain that are involved in creating negative emotional states and chronic stress. The neurons, which have been mapped with ...

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