Neuroscience

Exploring the mechanisms behind swallowing

Sensory cells in the vagus nerve can detect and locate food in the esophagus. Their signals help transport the food onward to the stomach. Signal failure leads to swallowing disorders, say a team led by Carmen Birchmeier ...

Medical research

Scientists eavesdrop on communication between fat and brain

What did the fat say to the brain? For years, it was assumed that hormones passively floating through the blood were the way that a person's fat—called adipose tissue—could send information related to stress and metabolism ...

Neuroscience

Artificial networks learn to smell like the brain

Using machine learning, a computer model can teach itself to smell in just a few minutes. When it does, researchers have found, it builds a neural network that closely mimics the olfactory circuits that animal brains use ...

Neuroscience

Reprogramming brain cells enables flexible decision-making

Greetings without handshakes, mandatory masks in trains, sneezing into elbow crooks—the COVID-19 pandemic dramatically illustrates how important it can be for humans to shed habitual behaviors and to learn new ones. Animals, ...

Neuroscience

Researchers unlock mystery of skin's sensory abilities

Humans' ability to detect the direction of movement of stimuli in their sensory world is critical to survival. Much of this stimuli detection comes from sight and sound, but little is known about how the direction of movement ...

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