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Neuroscience

Neuroscience research articles are provided.

What is neuroscience? Neuroscience is the scientific study of nervous systems. Neuroscience can involve research from many branches of science including those involving neurology, brain science, neurobiology, psychology, computer science, artificial intelligence, statistics, prosthetics, neuroimaging, engineering, medicine, physics, mathematics, pharmacology, electrophysiology, biology, robotics and technology.

Featured Neuroscience Visual Neuroscience

·December 4, 2024·4 min read

Sleep Apnea May Increase Risk of Wet Macular Degeneration

A new study has linked moderate-to-severe obstructive sleep apnea (OSA), characterized by low oxygen levels overnight, with an increased risk of developing wet age-related macular degeneration (AMD). The research suggests nocturnal hypoxia could affect the oxygen-sensitive retina, contributing to AMD progression.

This is an AI rendition of macrophages in muscle tissue.

Featured Neuroscience

·December 4, 2024·5 min read

Immune Cells Modulate Movement and Energy

Macrophages, immune cells typically known for fighting infections, have been discovered to play a vital role in controlling movement and linking neural activity with metabolic demands. Located in muscle spindles, these cells modulate neural activity using glutamate signaling, fine-tune muscle contractions, and optimize energy use during physical activity.

Featured Neuroscience Psychology

·December 4, 2024·6 min read

Newly Discovered Brain Circuit Predicts Response to Stress

Researchers identified a brain circuit involving the amygdala and hippocampus that predicts resilience to stress in mice. Mice with disrupted neural communication in this circuit struggled to seek rewards, but activating the neurons restored resilience and improved decision-making.

Electrophysiology Featured Neuroscience

·December 4, 2024·4 min read

Your Heart’s Secret: It Has Its Own Nervous System

New research reveals the heart has its own complex nervous system, or "mini-brain," capable of regulating the heartbeat independently of the brain. Conducted on zebrafish, the study identified specialized neurons within the heart, including some with pacemaker properties, challenging traditional views of heartbeat control.

This shows gas pumps, a person and a brain.

Featured Genetics Neuroscience Psychology

·December 4, 2024·3 min read

Leaded Gas Exposure Linked to Mental Illness

A new study estimates that childhood lead exposure, peaking between 1960 and 1990 due to leaded gasoline, caused 151 million excess cases of mental illness by 2015. Researchers linked historic lead exposure data to mental health symptoms, finding that personality changes and mental health disorders were most pronounced among Generation X.

This shows the change in the anger body map.

Featured Neuroscience

·December 4, 2024·5 min read

Angry Feet: How the Emotional Body Map Changed Over Time

Researchers analyzing 1 million Akkadian words from ancient Mesopotamian texts revealed unique insights into how emotions were experienced in the body. While many emotions align with modern perceptions, the ancients notably linked happiness to the liver and anger to the feet, contrasting with modern experiences in the chest and hands.

This shows a teen on a phone and one jogging.

Featured Neuroscience Psychology

·December 4, 2024·5 min read

Excessive Sedentary Time in Teens Linked to Social Media Use

A global study reveals adolescents spend 8-10 hours daily on sedentary activities, far exceeding the World Health Organization’s 2-3 hour recommendation. Social media accounts are significantly linked to increased screen time and overall sedentary behavior, raising concerns about its impact on physical health.

Featured Neurology Neuroscience

·December 4, 2024·3 min read

Study Links Muscle Loss to Alzheimer’s Risk

New research shows that skeletal muscle loss, measured through temporalis muscle size on brain MRIs, is associated with a higher risk of developing Alzheimer’s disease. A study of 621 older adults found that those with smaller temporalis muscles were 60% more likely to develop dementia and experienced greater cognitive and brain volume decline over nearly six years.

This shows a collage of people, like a music album cover.

Featured Neuroscience Psychology

·December 4, 2024·4 min read

Musicians’ Sophomore Slump: Real for Critics, But Fans Disagree

A new study challenges the notion of the musicians' "sophomore slump," finding it exists only in professional critics' reviews, not fan ratings. Critics tend to harshly critique bands’ second albums compared to their first and third, likely influenced by social conformity within their group.

Featured Neuroscience

·December 4, 2024·5 min read

How Evolution Shaped the Brain’s Understanding of Numbers

Human number cognition may be rooted in the putamen, a deep brain structure traditionally associated with movement rather than abstract thought. Neurosurgery patients demonstrated activity in this area while processing numbers as symbols, words, and concepts, suggesting that numerical understanding emerged early in evolution.

Featured Neuroscience

·December 4, 2024·5 min read

Brain Age Models Offer Insights into Early Development Trajectories

A new study highlights how brain age models can track healthy infant development and reveal environmental influences. Using MRI data from over 600 term and preterm infants, researchers trained machine learning models to predict brain age and identify gaps between predicted and actual ages.

Featured Neuroscience

·December 3, 2024·3 min read

Aging: Is It a Disease, a Process, or Something Else?

A survey of experts in aging research reveals significant disagreements on fundamental questions, such as "What is aging?" and "When does it begin?" Responses ranged from seeing aging as a demographic increase in mortality to a lifelong process or even a developmental stage, with no consensus on whether aging is a disease.