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MIT

·June 7, 2024·7 min read

New Image Sensor Enhances Neural Voltage Tracking

Researchers have developed a novel image sensor that significantly improves the ability to track neural voltage changes, crucial for understanding brain functions like memory. The new CMOS technology allows individual pixel timing control, enhancing light capture without sacrificing speed.

Featured Neuroscience

·June 4, 2024·6 min read

New Microscopy System Tracks Brain Changes Faster and Clearer

Researchers developed a new microscopy system, mosTF, to track brain plasticity more efficiently. This system scans tissue with lines of light in perpendicular directions, providing faster and clearer imaging than traditional two-photon microscopy. The mosTF system enhances our ability to study rapid neural changes, crucial for understanding brain function and disorders.

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Featured Neuroscience Visual Neuroscience

·May 24, 2024·8 min read

How Our Brain Recognizes Objects in Black-and-White Images

A new study explains how the brain excels at recognizing objects in both color and black-and-white images. Researchers found that early exposure to limited color information forces the brain to rely on luminance for object recognition.

Featured Neuroscience

·May 22, 2024·6 min read

Light-Activated Muscles Beat Fatigue

Researchers have developed a new approach to muscle control using light instead of electricity. This optogenetic technique allows for more precise muscle control and significantly reduces fatigue in mice. While currently not feasible in humans, this approach could revolutionize prosthetics and help individuals with impaired limb function.

Featured Neurology Neuroscience

·May 21, 2024·8 min read

Ketamine’s Effect on Brain Activity Revealed

A new computational model reveals how ketamine, a widely used anesthetic and antidepressant, affects brain activity. By simulating the drug's interaction with NMDA receptors, the model explains how ketamine alters neuronal firing patterns, leading to altered states of consciousness and potential therapeutic benefits for depression.

Autism Featured Neuroscience

·May 14, 2024·5 min read

Fever Effect May Improve Autism Symptoms

Researchers are exploring how fever can temporarily improve autism symptoms. They aim to understand the cellular and molecular mechanisms behind this "fever effect" to develop therapies that mimic it.

Featured Neuroscience

·May 10, 2024·6 min read

Brain Veins as Light Detectors: A New Path to Deep Brain Imaging

Researchers innovated a novel bioluminescence detection technique to image deep brain structures, circumventing the challenge of light scattering. This method involves engineering brain blood vessels to dilate in response to light, which can then be observed using MRI.

Featured Neuroscience

·May 10, 2024·7 min read

Brain Flexibility: Neurons Multitask to Shape Perception and Action

A new study explains how the brain balances flexibility with focus through "mixed selectivity" in neurons. This mechanism allows neurons to participate in multiple computational tasks simultaneously, thus enhancing cognitive flexibility.

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Featured Neuroscience

·April 23, 2024·7 min read

Beta Rhythms May Be Master Regulators of Cognitive Control

A new study highlights the critical role of beta rhythms (14-30 Hz) in orchestrating cognitive processes. The research synthesizes experimental data and theoretical models to show that bursts of beta rhythms facilitate cognitive control by regulating the timing and location of higher-frequency gamma waves.

This shows a robot in front of a computer.

Featured Neuroscience

·April 13, 2024·6 min read

Reducing Toxic AI Responses

Researchers developed a new machine learning technique to improve red-teaming, a process used to test AI models for safety by identifying prompts that trigger toxic responses. By employing a curiosity-driven exploration method, their approach encourages a red-team model to generate diverse and novel prompts that reveal potential weaknesses in AI systems.

Featured Neuroscience

·March 11, 2024·6 min read

Bilingualism: Native Language Eases Brain’s Effort

A novel study unveiled how the brain processes native and foreign languages differently in polyglots. By examining brain activity in individuals proficient in five or more languages, the study found that the brain's language network responds more intensely to non-native languages, except for the native language, which shows significantly less activation.

Featured Neuroscience

·March 7, 2024·5 min read

Brain Circuit Balances Speech and Breath

Researchers identified a brain circuit that harmonizes vocalization with breathing, ensuring that speech occurs predominantly during exhalation. This circuit, which regulates the larynx's narrowing and the act of exhaling, is under the influence of a brainstem area responsible for the breathing rhythm.

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MIT

New Image Sensor Enhances Neural Voltage Tracking

New Microscopy System Tracks Brain Changes Faster and Clearer

How Our Brain Recognizes Objects in Black-and-White Images

Light-Activated Muscles Beat Fatigue

Ketamine’s Effect on Brain Activity Revealed

Fever Effect May Improve Autism Symptoms

Brain Veins as Light Detectors: A New Path to Deep Brain Imaging

Brain Flexibility: Neurons Multitask to Shape Perception and Action

Beta Rhythms May Be Master Regulators of Cognitive Control

Reducing Toxic AI Responses

Bilingualism: Native Language Eases Brain’s Effort

Brain Circuit Balances Speech and Breath

Why Your Brain “Dreams” Even When You’re Awake

Mapping the Brain’s Hidden Hub for Creative Thought

“Warm” AI Chatbots Are More Likely to Lie

AI Uncovers a Hidden “Grammar” in DNA Packaging

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