Latest

visual neuroscience

This shows a woman with objects moving around her.

Featured Neuroscience Visual Neuroscience

·August 27, 2024·5 min read

Brain Circuit Unveils Secrets of Visual Object Memory

Researchers have identified how the brain stores and recalls visual object memory, crucial for tasks like navigation and problem-solving. By studying macaques, they discovered that the anterior ventral temporal cortex (aVTC) and the orbitofrontal cortex (OFC) work together in this process, with OFC regulating memory-related activities in aVTC neurons. The findings could pave the way for new treatments for memory deficits in dementia.

Featured Neuroscience Visual Neuroscience

·August 12, 2024·6 min read

How the Brain Learns and Integrates Prior Knowledge with New Information

The brain builds a hierarchy of knowledge, connecting lower-order sensory details to higher-order concepts, shaping our perception of the world. A new study reveals how visual experience influences the brain’s feedback connections, allowing us to integrate context and recognize patterns based on past experiences. Researchers found that visual input refines these connections, enhancing our ability to interpret complex stimuli and update our understanding of the environment.

Featured Neuroscience Visual Neuroscience

·July 23, 2024·5 min read

Researchers Use Game of Thrones to Study Face Blindness

Researchers used Game of Thrones to study how the brain recognizes faces, providing insights into prosopagnosia, a condition affecting facial recognition in 1 in 50 people. MRI scans showed increased brain activity in regions associated with character knowledge in fans of the series, but reduced activity in those unfamiliar with the show and in prosopagnosia patients.

Auditory Neuroscience Featured Neuroscience Visual Neuroscience

·July 19, 2024·5 min read

Childhood Vision Loss Affects Sound Distance Judgement

New research reveals that individuals who experience vision loss before age 10 struggle more with judging sound distance compared to those who lose sight later in life. This difficulty in perceiving the location of sounds has significant implications for safety and navigation. The study highlights the need for tailored healthcare solutions for those with early vision loss to enhance their quality of life.

Featured Neuroscience Visual Neuroscience

·July 16, 2024·6 min read

Antioxidants Slow Vision Loss in Late-Stage Dry AMD

Researchers found that daily antioxidant supplements slow the progression of late-stage dry age-related macular degeneration (AMD). The supplements help preserve central vision by slowing the expansion of geographic atrophy regions in the retina. This finding supports the use of AREDS2 supplements for people with late dry AMD.

Featured Neuroscience Visual Neuroscience

·July 10, 2024·4 min read

Detecting Early Vision Loss in Macular Degeneration

A new study reveals that early changes in age-related macular degeneration (AMD) can lead to measurable local vision loss. Researchers used advanced imaging to find that iRORA lesions, early signs of retinal damage, significantly reduce visual acuity. This discovery could enhance monitoring and treatment of AMD, potentially preventing severe vision loss. The findings offer hope for earlier intervention in this progressive eye disease.

Featured Neuroscience Psychology Visual Neuroscience

·July 8, 2024·6 min read

Handedness and Vision May Reveal Hidden Social Strengths

A new study shows that human biases in handedness and visual field processing have social and cognitive implications. Researchers found that people with a reversed bias (left hand, right visual) are more likely to have social difficulties and conditions like autism or ADHD. The study reveals that aligning biases may have social benefits, much like in animals. These findings could lead to early screening and interventions for neurodevelopmental disorders.

Featured Neuroscience Visual Neuroscience

·July 5, 2024·5 min read

How Our Brain Deciphers Gaze Direction

A new study reveals the precise moment the brain detects gaze direction, enhancing our understanding of social interactions and disorders like autism and Alzheimer's. Researchers used EEG and machine learning to analyze brain activity when participants viewed avatars with varying head and eye directions.

Featured Neuroscience Visual Neuroscience

·July 3, 2024·7 min read

Ozempic Linked to Increased Risk of Blinding Eye Condition

A new study reveals that patients prescribed semaglutide (Ozempic or Wegovy) for diabetes or weight loss have a higher risk of developing NAION, a potentially blinding eye condition. Diabetic patients on semaglutide were over four times more likely to be diagnosed with NAION, while overweight patients were over seven times more likely. The findings suggest the need for careful discussions between patients and doctors about this risk. NAION remains a rare but serious condition with no effective treatments.

Featured Neuroscience Psychology

·June 13, 2024·5 min read

Illusory Faces Trigger Same Biases as Real Faces

Our brains assign the same biases to faces seen in inanimate objects as they do to human faces. Known as face pareidolia, this phenomenon includes seeing faces in objects like the moon or toast. The study found that feminine-looking illusory faces are perceived as happy faster, while masculine-looking ones are seen as angry quicker. These findings suggest that face-like patterns activate similar socio-cognitive processes as real faces.

Featured Neuroscience Visual Neuroscience

·June 12, 2024·6 min read

Robot System Reduces Eye Injections for AMD Patients

Researchers successfully used a custom-built robot to treat wet age-related macular degeneration (AMD). This minimally invasive treatment reduces the need for frequent eye injections. The landmark study found that robotic radiotherapy significantly decreases the number of injections needed, potentially saving millions annually. The new method offers precise targeting of radiation to the eye, improving patient outcomes and reducing costs.

Featured Neuroscience Visual Neuroscience

·June 11, 2024·5 min read

Brain Misleads Sight: New Insights on Visual Illusions

Researchers discovered new variations of the visual saltation illusion, where rapid light flashes in peripheral vision create perceptual errors. Their study shows that our brains misplace the second flash near the midpoint, regardless of its actual position.