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Cell Press

·January 28, 2025·5 min read

Mouse With Two Male Parents Survives to Adulthood

Researchers have successfully engineered bi-paternal mice, born from two male parents, that survived to adulthood using embryonic stem cell techniques. By modifying 20 key imprinting genes, they overcame the developmental barriers that previously limited unisexual reproduction in mammals.

Featured Neuroscience

·January 8, 2025·5 min read

Deep Sleep Drives Brain’s Waste Clearance, Aiding Cognitive Health

Deep sleep may clear the brain of toxic waste via a process driven by norepinephrine, a molecule that creates rhythmic blood vessel contractions. This "brainwashing" system, part of the glymphatic system, helps remove harmful proteins linked to neurological disorders.

Featured Genetics Neuroscience

·December 13, 2024·6 min read

Hair Regeneration Slowed by Intermittent Fasting

New research shows that intermittent fasting, while beneficial for metabolic health, may slow hair regrowth by impairing hair follicle stem cells (HFSCs). In mice, fasting caused HFSCs to undergo apoptosis during extended fasting periods due to oxidative stress and free fatty acid buildup.

Featured Neuroscience

·November 14, 2024·3 min read

Microbial Load, Not Disease, Shapes Gut Microbiome Signatures

A new study reveals that changes in gut microbial load, influenced by factors like diet, age, and antibiotics, drive the presence of bacteria previously linked to diseases such as inflammatory bowel disease and colorectal cancer. Using a machine learning model, researchers found that microbial load variations explained bacterial signatures in patients' microbiomes more strongly than the diseases themselves.

Featured Neuroscience

·November 8, 2024·4 min read

Chimpanzees’ Task Performance Changes When Observed by Humans

A new study finds that chimpanzees, like humans, are affected by being watched: their performance on computer tasks improved on difficult tasks with larger human audiences but declined on simpler ones. This phenomenon, known as the "audience effect," was previously thought to be unique to humans and linked to reputation management. The results suggest that sensitivity to being observed may have evolved before human society developed its complex reputation-based social structures.

Featured Neuroscience

·November 6, 2024·5 min read

How the Brain Reacts to Movie Scenes

By analyzing fMRI scans of people watching films, neuroscientists have created a comprehensive functional map of the brain, showing how it activates in response to complex scenes. This study identified 24 distinct networks that process aspects like faces, speech, or movement, and revealed how executive functions shift between easy and challenging scenes.

Featured Neuroscience Psychology

·October 23, 2024·4 min read

Social Media Verification Drives Polarization and Echo Chambers

A new study shows that X's verification system, which gives verified users priority in algorithms, can increase polarization and trigger the formation of echo chambers. Researchers used computational modeling to simulate how verified users affect the spread of political opinions on social media. They found that when verified users with entrenched opinions post, their influence can drive polarization, while centrist ideologues can reduce it if present in sufficient numbers.

This shows a person playing a trumpet with sound waves coming out of it.

Auditory Neuroscience Featured Neuroscience

·October 4, 2024·4 min read

Can We Hear Magic? The Struggle to Create Auditory Illusions

A new study explores why magic tricks based solely on sound are rare, despite the many auditory illusions we encounter in everyday life. Researchers suggest that the difficulty lies in how the brain processes visual versus auditory information, with vision being more trusted.

Featured Neuroscience Psychology

·October 2, 2024·4 min read

Dolphins’ “Smile” Reveals Playful Intentions

Bottlenose dolphins use an "open mouth" expression, similar to a smile, during playful interactions with other dolphins. This expression is a signal of fun and playfulness, preventing misunderstandings as aggression.

Featured Neuroscience

·September 5, 2024·3 min read

Group Sleeping: How Social Sleep Affects Rest Patterns

A new paper argues that group living significantly affects how animals sleep, with behaviors like synchronized REM sleep in mice and sleep suppression in bumblebees. Most sleep studies focus on individual animals in lab settings, missing the social context of sleep in the wild.

Auditory Neuroscience Featured Neuroscience Psychology

·August 9, 2024·3 min read

Classical Music Synchronizes Brain Waves, Improving Depression

Western classical music can significantly affect brain activity, particularly in people with treatment-resistant depression. By measuring brainwaves and neural imaging, scientists discovered that music synchronizes neural oscillations between brain regions associated with sensory and emotional processing, enhancing mood. This study suggests that personalized music therapy could be a powerful tool for treating depression, especially when integrated with other sensory stimuli.

Featured Neuroscience

·August 3, 2024·5 min read

Brain Sync: How Words and Context Shape Our Conversations

Researchers have discovered that brain-to-brain coupling during conversation is significantly influenced by the context in which words are used, not just by linguistic information alone. Using high-resolution electrocorticography and GPT-2 language models, they found that specific brain activity in both speakers and listeners is driven by the context-specific meaning of words.