Neuroscience

Most detailed map of brain's memory hub finds connectivity puzzle

The most detailed map ever made of the communication links between the hippocampus—the brain's memory control center—and the rest of the brain has been created by Australian scientists. And it may change how we think ...

Neuroscience

Lucid dying: Patients recall death experiences during CPR

One in five people who survive cardiopulmonary resuscitation (CPR) after cardiac arrest may describe lucid experiences of death that occurred while they were seemingly unconscious and on the brink of death, a new study shows.

Psychology & Psychiatry

Too much motivation affects our decision-making

In a good or a bad mood, focused or distracted, our internal states directly influence our perceptions and decision-making. While the role of motivation on the performance of behavioral tasks has been known for more than ...

Neuroscience

Why are sounds not perceived under anesthesia?

The purpose of anesthesia is to put the brain into an unconscious state in which stimuli such as sounds are not perceived. In this state, the neurons in the auditory cortex are still stimulated by sounds, but the latter are ...

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