Neuroscience

Pupil dilation: A window to perception

The eyes are often referred to as the "windows to the soul." In fact, there is a grain of neurobiological truth to this. An international research team from the Universities of Göttingen and Tübingen, Germany, and Baylor ...

Neuroscience

Sniffing out the brain's smelling power

Since their discovery over 100 years ago, neurons called tufted cells, in the brain's olfactory bulb, have been difficult to study. The close proximity between tufted cells and other neurons called mitral cells has restricted ...

Neuroscience

Friend or foe? How mice decide to make love or war

Dog owners whose pets meet during a walk are familiar with the immediate sniffing investigation that typically ensues. Initially, the owners cannot tell whether their dogs will wind up fighting, playing, or trying to mount ...

Neuroscience

Novel method aims to demystify communication in the brain

From sunrise to sunset, the flow of communication across brain areas helps to facilitate every move we make. Seeing, hearing, walking, and singing, for example, are made possible by interactions between large collections ...

Genetics

New research could explain unknown causes of epilepsy

In many cases of epilepsy—a disorder that disrupts the normal pattern of electrical activity in the brain and often results in seizures—the underlying cause is unknown, according to the National Institute of Neurological ...

Neuroscience

An appetite map in the brain

Let's face it. As enticing as the idea of starting lunch with a chocolate cake might be, few would actually make that choice when it comes down to it. And yet, at the end of the meal, many would reach for that same cake without ...

Neuroscience

Neuroscientists identify role of basolateral amygdala neurons

The basolateral amygdala (BLA) is a region of the brain that has been almost exclusively studied in the context of fear and emotion. Only recently have researchers begun to question whether the BLA may play a larger, overarching ...

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