Articles tagged with Memory
Researchers at the University of Kansas have developed atomically tunable memory resistors, dubbed 'memristors,' to enable brain-inspired advanced computing. The innovation enables precise atomic-scale tuning of oxide semiconductor memristors for high-speed and high-energy efficiency.
A cohort study found asthma to be associated with memory difficulties in children, which may impact executive function abilities. Earlier asthma onset is likely to exacerbate these effects.
Dr. Andero Galí's groundbreaking research connects mouse and human fear responses, using techniques like in vivo calcium imaging in mice and human fear response studies. His approach aims to create a more comprehensive understanding of the human brain by breaking down traditional barriers between animal and human studies.
A new study published in the journal Aging & Mental Health found that people with more positive expectations of aging tend to report less frequent cognitive problems and are less likely to perceive a decline in their cognitive performance over time. Researchers suggest that modifying older adults' aging expectations could support healt...
Researchers found that fear memories start as broad associative memories, but become more specific over time. Individuals with high anxiety may struggle with integrating episodic memories, leading to persistent fear linked to cues.
Researchers found that the hippocampal CA2 region helps mice distinguish between safe and threatening social interactions, with implications for understanding social anxiety and post-traumatic stress disorder. The study suggests targeting this brain region could aid in diagnosing or treating disorders linked to a fear of others.
Researchers explore the influence of digital resources on autobiographical memory, highlighting its potential benefits, such as supporting people with memory difficulties, and risks, like manipulation through deepfakes. The study aims to better understand the interplay between recorded data and memories stored in our minds.
A study published in the Journal of Experimental Psychology: General found that people are strongly biased by first impressions, but 'sleeping on it' can lead to more rational choices. Participants who didn't make a decision immediately were less likely to fall into these traps and made more rational decisions.
Aging brains struggle to clear out outdated information, leading to slower processing and more frequent forgetfulness. Beta-band neural oscillations play a crucial role in regulating working memory, with older adults showing a stronger link between these oscillations and their ability to delete irrelevant information.
Researchers found that students who struggle with executive functioning (EF) skills perceive generative AI chatbots as significantly more useful for schoolwork. Using these tools critically can support students with EF challenges, but responsible use is crucial to maintain academic integrity.
Researchers at Aarhus University have discovered the specific cell group in the brain that plays a central role in recognizing familiar and novel things. This discovery is significant as it may lead to the development of new treatment methods for disorders such as Alzheimer's, schizophrenia, and ADHD.
The brain stores multiple copies of a single memory in parallel among different groups of neurons emerging at different stages during embryonic development. These memory copies change with time, with early-born neurons storing long-term persistence and late-born neurons fading over time.
A team of researchers from Penn State has identified HDAC3 as a key contributor to age-related impairments in memory updating. When blocked, older mice performed similarly to their younger counterparts, suggesting potential therapeutic targets for improving cognitive flexibility in old age.
Viji Santhakumar, a UCR professor, has been awarded a $3.5 million NIH grant to study brain circuit function and its impact on memory formation and cognitive deficits in diseases like epilepsy and Alzheimer's disease.
Researchers found that motor memories are influenced by cognitive processes, not just physical actions. The study used football penalty shootouts and robotic handle movements to demonstrate the brain's differentiation of actions based on decision uncertainty.
Researchers have found that social memories lost due to sleep deprivation can be restored in mice using a drug used to treat asthma, while spatial memories can be reversed with a drug used to treat erectile dysfunction. These findings suggest potential for reversing human forgetfulness.
Researchers at Boston University developed an AI model that analyzes speech patterns to predict the likelihood of Alzheimer's disease in patients with mild cognitive impairment. The model achieved an accuracy rate of 78.5% and could potentially revolutionize dementia screening, making it more accessible and efficient.
Researchers from Mass General Brigham found that reports of cognitive decline were associated with the accumulation of tau, a hallmark of Alzheimer's disease. The study used imaging to detect levels of tau and amyloid beta in participants who were cognitively unimpaired but at risk for Alzheimer's.
Researchers found that exercise increased neuron growth in the hippocampus, rewiring neural circuits to help mice forget strong, traumatic memories. This approach may offer new treatments for PTSD and drug addiction.
A national US study found that nearly a quarter of children with symptoms of brain injuries or concussions were not checked for the condition. Younger children were more likely to be overlooked. Routine checks can help ensure these children receive necessary care and support their mental and social well-being.
Researchers found that highly skilled soccer players exhibit faster reaction times and lower variability when faced with decision-making tasks. The study suggests that strong inhibitory processes play a crucial role in facilitating quick decisions on the field.
Researchers discovered Lewy body disease changes in 9% of people over 50 without a clinical diagnosis, suggesting the disease may be more common than thought. Further studies are needed to confirm the results, but early detection is crucial for effective therapies.
A study published in Scientific Reports found that people who respond to estimations are more likely to be influenced by their previous answers, a phenomenon known as serial dependence. This could aid research into how information presentation affects human understanding.
Researchers found that spaced learning benefits item memory, but associative memory improves with stability. Variability in content across repetitions affects the timing of spacing effects.
The Federation of European Neuroscience Societies is open to media registration for its 2024 event. Journalists can access the latest research discoveries in neuroscience fields such as dementia, addiction and depression.
Scientists trained AI models on brain activity data from mice to detect hippocampal ripples, a biomarker of memory, epilepsy, and Alzheimer's disease. The model toolbox can be applied to non-human primate and human data with similar recording techniques.
A UCLA Health study suggests Kundalini yoga can improve cognitive function, memory and brain health for postmenopausal women. The study found that yoga prevented brain matter decline, reversed aging and inflammation-associated biomarkers – improvements not seen in a group who received standard memory training exercises.
A study published in British Journal of Psychology found that regular gamers performed better on tasks measuring cognitive functions such as attention and memory. They were able to complete number-letter tasks and maze activities faster than non-gamers, with no significant difference in cognitive fatigue experienced.
A study of 11,000 children found that maternal tobacco use during pregnancy is associated with enduring deficits in childhood neurocognition. Continued research on the link between maternal tobacco use and cognitive performance is needed.
A team of scientists identified VAP as a molecular anchor that stabilizes mitochondria near synapses in dendrites, supporting memory formation and plasticity. The discovery links VAP to ALS-linked protein and suggests that mitochondrial stabilization is critical for neuronal function and health.
Researchers examine the dynamic nature of fear responses in varied environments, shedding light on physical manifestation of memory in the brain. The study reveals that fear memories are linked to pathological states like PTSD and generalized anxiety, with direct translational relevance for disorders involving dysregulated fear responses.
A new study found that HSP10 treatment improved exploratory preferences, object contacts, and swimming time in aged mice, while also increasing proliferating cells and differentiated neuroblasts. The protein also mitigated age-related gene reductions and increased sirtuin 3 levels.
Pandemic-exposed preschool children demonstrated improved problem-solving skills, fine motor abilities, and vocabulary at 2-5 years old compared to non-exposed peers. They also showed enhanced cognitive performance in visual memory and overall cognitive abilities.
Researchers have discovered the temporal structure of hippocampal ripples, a type of brain wave associated with memory consolidation. The study uses topological data analysis to classify these ripples and predict their generation by different regions of the hippocampus, offering new insights into episodic memory formation.
Researchers at Purdue University propose using vanadium oxides to create neuromorphic computing hardware that mimics brain behavior. This breakthrough aims to improve energy efficiency and computational performance in AI systems.
A study of 74 children in rural Ethiopian villages found that higher exposure to fluoride was linked to more errors on drawing and memory tests. The results suggest a potential association between high fluoride levels and cognitive impairment, particularly during early brain development and childhood.
A recent study found that a reimagined financial content structure improved consumer appreciation, particularly with clarity, organization and formatting. The new structure incorporated language improvements, explanatory videos, and hyperlinks, leading to higher levels of consumer appreciation compared to the existing structure.
A new study resolves a long-standing contradiction in brain function by revealing that familiar stimuli trigger brief neural spikes, known as visually evoked potentials (VEPs), which suppress activity. The findings advance understanding of visual recognition memory, enabling prioritization of attention.
Caribbean box jellyfish have demonstrated complex learning capabilities, including associative learning and memory formation, despite having only one thousand nerve cells. This discovery sheds new light on the evolutionary success of jellyfish and raises questions about the universality of advanced learning mechanisms in animals.
A new study by UC San Diego researchers shows that time-restricted feeding can improve memory and reduce amyloid protein accumulation in mice with Alzheimer's disease. This approach may provide a simple and accessible way to correct circadian disruptions, which are the leading cause of nursing home placement.
Megumi Inoue received funding for Mason CARES Plus to assess the impact of Stress Busting Program (SBP) and Music and Memory program on reducing care partner stress. The study aims to identify effective strategies for improving care partner engagement with M&M program.
Researchers found that Period 1 gene becomes more active in memory-forming region of brain in daylight hours after learning, playing crucial role in consolidating memories. Mice exhibit improved daytime memory performance compared to nighttime.
Researchers at MPFI discovered Protein Kinase C delta's (PKCd) role in regulating cell-wide gene expression through synaptic plasticity. The study found that PKCd activates biochemical reactions that spread throughout the neuron, influencing gene transcription and memory formation.
A KAUST-led team has developed a proton-mediated approach that produces multiple phase transitions in ferroelectric materials, potentially leading to high-performance memory devices. The method enables the creation of multilevel memory devices with substantial storage capacity, operating below 0.4 volts.
A Lehigh University professor has received $4 million in NIH grants to develop an AI-driven approach for precision mental health diagnosis and care. The project aims to identify biomarkers in the brain that can predict treatment response and personalize interventions for patients with depression and other mental disorders.
Researchers found that targeted deep-brain stimulation during a critical sleep cycle improved memory consolidation in patients with epilepsy. The study provided physiological evidence from inside the human brain supporting the main theory for how memory is consolidated during sleep.
A new study by MIT scientists shows that 40 Hz vibration can reduce levels of the hallmark Alzheimer's protein phosphorylated tau, preserve neurons, and improve motor function in mouse models. This research demonstrates a third sensory modality to increase gamma power in the brain, offering new hope for Alzheimer's treatment.
A comprehensive manual has been developed to engineer spin dynamics in nanomagnets, revealing mechanisms behind magnon interactions. The rules formulated by the researchers can help debug and design nanomagnet devices for next-generation computation technologies.
Researchers found that first-person photos best represent physical experiences, while third-person photos depict deeper meanings. People intuitively choose perspective for self-representational goals, affecting photo satisfaction and personal motives.
New research shows that rhythmic brain activity helps organize transient bursts of activity in the brain to maintain short-term connections. Brain rhythms coordinate overlapping populations of neurons to store different pieces of information at the same time.
Research reveals people misremember events in just seconds, altering memories to suit their expectations. This distortion can significantly impact perceptions of reality.
Scientists have identified a key molecular mechanism linking gene expression to synaptic plasticity in the aging human brain. The study reveals that age-related reductions in neurotransmitter receptor genes contribute to alterations in synaptic function, providing potential targets for Alzheimer's disease therapy.
A study by University of Cambridge researchers found that imagining a recent meal as bigger and more filling can help reduce subsequent snacking. Participants who imagined their meal as twice as big consumed significantly fewer biscuits in a taste test.
Researchers identified microglia as key players in chemo brain inflammation, suggesting a potential target for treatment. In a mouse study, deleting microglia restored memory and lowered brain inflammation after paclitaxel treatment.
A study conducted in Colombia found that online storytelling improved cognitive functions and boosted motivation among people with dementia. The program, adapted from the 'TimeSlips' method, increased appreciation for resilient capacities, leading to greater participation and agency.
Researchers from The University of Queensland have identified new active compounds in Hericium erinaceus that promote neuron projections, extending and connecting to other neurons. This discovery could lead to treatments and protection against neurodegenerative cognitive disorders such as Alzheimer's disease.
An international task force led by UNIGE and HUG has developed a preventive protocol to address the growing number of people affected by Alzheimer's disease. The guidelines focus on four pillars: risk assessment, risk communication, risk reduction, and cognitive enhancement.
The Cognitive Neuroscience Society Conference in San Francisco will explore the nature of thinking and memory. Highlights include presentations on aging, neurotechnology, and learning.
Researchers developed HippoCamera, a new smartphone app that significantly improves memory recall by boosting attention to daily events. Users record videos and audio descriptions of everyday experiences, which are then replayed to reinforce memory consolidation.
A team of researchers used imaging technology to study synapse dynamics in the brains of live mice, revealing that some new synapses formed during fear conditioning are eliminated over time. This finding supports the 'unlearning' hypothesis and could help scientists better understand brain activity in patients with PTSD.