Feelings of pain and discomfort are crucial to the survival and evolution of animals, as they help to detect injuries or existential threats and pinpoint their location in the body. Pain signals are produced by nociceptors, ...
(Medical Xpress)—On the one hand, the nervous has limited computational capability – but at the same time, the sensory environment contains an immense amount of information. In this demanding situation, the brain somehow ...
During decision-making, the human brain essentially accumulates useful information and weighs options until it has enough evidence to choose. Past studies showed that choice-relevant evidence is accumulated in specific parts ...
Our brains are made of billions of neurons, which are connected forming complex networks. They communicate between themselves by sending electrical signals, known as action potentials, and chemical signals, known as neurotransmitters, ...
Apr 6, 2023
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A team of researchers at the Institute of Neurosciences of Alicante of the ISIC in Spain has found that the sense of touch arises in the brain before birth—at least in mice. In their paper published in the journal Science, ...
Water bottles are everywhere these days, along with all kinds of advice about exactly how much water you should be drinking. But how does your brain actually know when you've had enough and can stop feeling thirsty? A new ...
Mar 27, 2019
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Nine years after an accident caused the loss of his left hand, Dennis Aabo Sørensen from Denmark became the first amputee in the world to feel – in real-time – with a sensory-enhanced prosthetic hand that was surgically ...
Feb 5, 2014
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(Medical Xpress)—Neurophysiologist like to think of neurons as communicating with spikes. If that were the whole story, it might be possible to imagine spike codes which could then be used to estimate the flow of information, ...
Blood vessels within a sensory area of the mammalian brain loop and connect in unexpected ways, a new map has revealed.
Jun 9, 2013
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The human brain is bombarded with a cacophony of information from the eyes, ears, nose, mouth and skin. Now a team of scientists at the University of Rochester, Washington University in St. Louis, and Baylor College of Medicine ...
Nov 20, 2011
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