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Behavior News
July 30, 2023

Top Headlines

Researchers Tickle Rats to Identify Part of the Brain Critical for Laughter and Playfulness

To study play behaviors in animals, scientists must be able to authentically simulate play-conducive environments in the laboratory. Animals like rats are less inclined to play if they are anxious or restrained, and there is minimal data on the ...

How the Brain Detects and Regulates Inflammation

大脑适应我们的行为如何反应to an infection or injury? Scientists have revealed the existence of a circuit involved in sensing and also in the regulation of the anti-inflammatory response orchestrated by different brain regions. This circuit detects inflammation in the blood ...

Dementia Becomes an Emergency 1.4 Million Times a Year

More than 1.4 million times a year, people with Alzheimer's disease and other forms of dementia end up in emergency care, a new study shows, accounting for nearly 7% of all emergency visits for any reason by people over age 65. Compared with their peers who don't have dementia, these patients have ...

Understanding Brain Network Connecting Temperature Sensation and Emotion May Help Prevent Heatstroke

Researchers have uncovered remarkable new insights into the neural pathways of the brain that allow people to act to regulate their body temperature in response to changes in the environment. Their study has revealed two previously unidentified ...
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Glial Control of Parallel Memory Processing

Have you ever studied hard for a test the night before, only to fail miserably the next day? Alternatively, you may have felt ill-prepared after studying the night before when, to your astonishment, ...

Unraveling the Connections Between the Brain and Gut

Engineers designed a technology to probe connections between the brain and the digestive tract. Using fibers embedded with a variety of sensors, as well as optogenetic stimulation, the researchers ...

Cuttlefish Brain Atlas Created

Anything with three hearts, blue blood and skin that can change colors like a display in Times Square is likely to turn heads. Meet Sepia bandensis, known more descriptively as the camouflaging dwarf ...

Self-Driving Revolution Hampered by a Lack of Accurate Simulations of Human Behavior

Algorithms that accurately reflect the behavior of road users -- vital for the safe roll out of driverless vehicles -- are still not available, warn scientists. They say there is 'formidable ...

AI Could Replace Humans in Social Science Research

Researchers look at how AI (large language models or LLMs in particular) could change the nature of social science ...

Endocrine-Disrupting Chemicals May Raise Risk of Cognitive Disorders in Future Generations

Adverse cognitive effects linked to polychlorinated biphenyls (PCBs) exposure, a type of endocrine-disrupting chemical (EDC), have the potential to be passed down through generations, according to an ...

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Psychedelic Drugs Reopen 'Critical Periods' for Social Learning

Neuroscientists have long searched for ways to reopen 'critical periods' in the brain, when mammals are more sensitive to signals from their surroundings that can influence periods of brain ...

How Does Dopamine Regulate Both Learning and Motivation?

A new study brings together two schools of thought on the function of the neurotransmitter dopamine: one saying that dopamine provides a learning signal, the other saying that dopamine drives ...

Newly Discovered Brain Mechanism Linked to Anxiety, OCD

大流行及其后果引起了焦虑to new levels. But the roots of anxiety-related conditions, including obsessive-compulsive spectrum disorder (OCSD), are still unclear. In a new ...

Prediction May Be Key to Eye-and-Hand Coordination

Researchers have found that the ability to visually predict movement may be an important part of the ability to make a great catch -- or grab a moving ...

Discovery of Neurons That Allow Us to Recognize Others

Scientists have identified the neurons that are activated when perceiving others, as well as the neurons that represent value information associated with others in the CA1 region of the hippocampus ...

Can We Learn to Think Further Ahead?

Chess grandmasters are often held up as the epitome of thinking far ahead. But can others, with a modest amount of practice, learn to think further ahead? In addressing this question, a team of ...

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Further Link Identified Between Autoimmunity and Schizophrenia

Links have been reported between schizophrenia and proteins produced by the immune system that can act against one's own body, known as autoantibodies. Researchers have now identified ...

Tracking Early Signs of Alzheimer's Pathology in a Mouse Model

About two-thirds of the risk for Alzheimer's disease (AD) is thought to arise from genetic influences, but about a third could be influenced by environment and lifestyle, opening the door for ...

Unexpected Wins in Both Humans and Monkeys Increase Risk Taking

Researchers have developed 'Dynamic Prospect Theory,' which integrates the most popular model in behavioral economics -- prospect theory and a well-established model from neuroscience -- ...

Researchers Identify Potential New Treatment for Those Who Act out Their Dreams While Sleeping

Experts say medication commonly used to treat insomnia may also be a therapeutic option for the condition known as REM sleep behavior ...

Keeping Time: Understanding the Master Clock in the Brain

Researchers found that, in neurons that produced the neuropeptide NMS, the interaction between molecules SIK3 and HDAC4 has a critical role in sleep regulation through both the length of the ...

How Tasty Is the Food?

A hormone and specialized brain cells regulate feeding behavior in ...

'Second-Guessing' Is a Hard-Wired Behavior

Have you ever made a decision that, in hindsight, seemed irrational? A new study with mice, which could have implications for people, suggests that some decisions are, to a certain extent, beyond ...

New Insights Into the Complex Neurochemistry of Ants

Ants' brains are amazingly sophisticated organs that enable them to coordinate complex behavior patterns such as the organization of colonies. Now, researchers have developed a method that ...

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