Articles tagged with Memory Recall
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A new study published in PLOS Computational Biology reveals the mechanisms of memory formation and learning in the brain. The research team analyzed neuronal circuits and synaptic plasticity to understand how the nervous system adapts to changing conditions.
The human brain can recognize a familiar song within 100 to 300 milliseconds, with rapid pupil dilation and cortical activation related to memory retrieval. The study suggests that the brain's temporal circuitry is fast and efficient in recognizing familiar music, which may have implications for music-based therapeutic interventions.
New research at Iowa State University reveals that Title IX investigators are using untested techniques in interviews, which may hinder investigations. The study suggests the use of science-based interviewing strategies to improve the effectiveness of investigative interviews.
New research from King's College London and The Open University discovered that old age affects memory modification by altering synaptic connections. This 'fixed' nature of memories formed in old age has implications for conditions like PTSD.
Neuroscientists at University of Birmingham demonstrate directional coupling between neocortex and hippocampus during episodic memory formation and retrieval. The study reveals a bidirectional flow of information, with distinct gamma frequencies contributing to encoding and retrieval.
Researchers developed new diagnostic criteria that consider a woman's sex when evaluating verbal memory performance, leading to improved diagnosis accuracy and potentially detecting cognitive impairment earlier. This could result in better study designs for clinical trials and more accurate studies on disease progression.
A new UCL study has found that a period of rest following a traumatic event can reduce the development of involuntary 'memory intrusions' in post-traumatic stress disorder (PTSD). The study suggests that increasing memory consolidation, which involves storing and contextualizing memories, may help prevent these disturbances.
A study by the University of Waterloo found that anticipating performance at work or school can hinder memory recall. The presence of an audience may also contribute to this effect. Researchers suggest strategies like presenting first to avoid pre-performance anxiety.
A new study published in Psychological Science found that children as young as 4 years old exhibit a strong tendency to retaliate against those who wrong them, rather than showing gratitude towards their benefactors. Researchers discovered that kids readily punish the thieves but struggle to reciprocate kindness.
The study reveals that engram sub-ensembles represent distinct pieces of information, which are then orchestrated to constitute an entire memory. During post-learning sleep, replayed sub-ensembles are more likely to be reactivated during retrieval, indicating a key role in memory consolidation.
Researchers found that viewing memories in the third person reduces vividness and emotion, while recalling experiences in the first person strengthens memory. Virtual reality technology is being used to explore how perspective influences memory formation.
Researchers at Caltech have discovered that strong memories are formed when multiple neurons fire in sync, providing redundancy for long-term retention. This finding has implications for understanding memory loss due to brain damage or aging.
Researchers found that nearly half of respondents recalled rich details about fabricated news stories, especially those aligned with their political beliefs. The study suggests that fake news can plant entirely fabricated memories, even after explicit warnings, and that people may be more likely to act on these false memories.
A study by Washington University researchers found that people ascribe an inflated weight to their country's contribution to WWII. Russians view the war differently, listing D-Day as a 'relief' for Soviet forces rather than a pivotal moment.
Researchers successfully recorded hippocampal ripples in humans, demonstrating their role in new memory engraving and recall. The findings suggest that synchronized neural activity is crucial for free recall.
Scientists have developed a theory on how the brain stores and recalls the order of events, shedding light on memory dysfunctions. This new understanding has significant implications for treating mental health conditions like depression and schizophrenia.
A recent study in mouse neurons reveals how the protein CPEB3 primes neurons to store long-term memories. P bodies, specialized isolation chambers within neurons, contain dormant CPEB3 and transfer it to synapses, where it strengthens connections and stabilizes memories.
A study analyzed collective memory of WWII, finding that individuals from Russia claimed their country shouldered the most responsibility for winning the war. Participants from former Axis nations collectively overestimated their role in fighting against other sides.
Researchers at the University of Texas Southwestern Medical Center found that stimulating the cingulate cortex worsened memory recall in epilepsy patients. However, deep brain stimulation also modified hippocampal brain waves and demonstrated a direct role for the cingulate cortex in memory encoding.
Daily intake of Montmorency tart cherry juice improved memory scores among adults aged 65-73, with notable reductions in movement time and errors during visual and spatial working memory tasks. Compliance was high, but larger studies are warranted to confirm findings.
Researchers at Ohio State University found that using first-person mental technique can help people overcome barriers to finding their passions. Visualizing activities from a first-person perspective can tap into memories and accurately identify what experiences are actually enjoyable.
Researchers found that snails can store and recall two unrelated memories but struggle with similar ones. They discovered an overlapping mechanism causing proactive interference, leading to the loss of older memories. Practicing interweaving and learning different topics can help retain more information.
Researchers found that unpleasant odors improve memory for images paired with the bad smell 24 hours later, as well as for related images. Individuals with larger arousal responses had better memory recall. The study suggests that aversive odors can be used to examine emotional learning and memory processes across development.
A new study published in the journal Behavior Therapy found that people with hoarding problems associate objects with positive memories, making it difficult to discard them. The researchers suggest that training individuals to respond differently to these memories could enhance cognitive-behavioral therapy for hoarding.
Neuroscientists have discovered that controlling brain waves through rhythmic neural stimulation can improve memory performance. The study, published in Trends in Neurosciences, suggests that this technique may be a promising tool for improving memory and potentially treating conditions like Alzheimer's disease.
Researchers at UCLA found that stimulating a specific region of the brain improves people's ability to retrieve memories. The study, published in Journal of Cognitive Neuroscience, used transcranial direct current stimulation (tDCS) to increase excitability of neurons in the left rostrolateral prefrontal cortex.
A new federal rule of evidence is proposed to educate juries on theories of false memory, producing more just verdicts. This rule would be particularly beneficial for child testimonies, where age-related factors play a significant role in memory.
A study by Boston University neuroscientist Steve Ramirez shows that stimulating different parts of the brain can dial up or down a specific memory's emotional oomph. The hippocampus, a small structure in the brain, stores sensory and emotional information associated with memories.
A breakthrough study reveals the anterior cingulate cortex plays a crucial role in synchronizing brain waves to retrieve long-term memories after two weeks. This discovery could lead to new treatments for Alzheimer's disease and other forms of dementia by understanding how our brains process and access older memories.
Studies found that writing prompts influencing positive attributes led to stronger recall of love for mothers in early childhood, but effects faded over time. Researchers also discovered that participants' current feelings were misremembered 8 weeks later.
Researchers at the University of Maryland introduced a new way of combining perception and motor commands using hyperdimensional computing theory, which can fundamentally alter AI tasks. This integration enables robots to fuse their perceptions with motor capabilities, creating a more efficient and faster way to complete tasks.
Researchers at the University of Kent found that virtual reality helped patients recall old memories, providing positive mental stimulation. The study also showed improved social interaction between patients and their caregivers, as well as a boost in mood and motivation.
Brown University researchers discovered that unexpectedly good outcomes enhance the memory of specific events, which may have implications for treating individuals with depression. The study found that participants were better at remembering specific images from rounds where they had a high likelihood of winning.
Studies in rats reveal that highly demanding and rewarding experiences result in stronger memories due to replay processes in the hippocampus. This finding provides new insights into memory consolidation, which could lead to treatments that strengthen memories and better understand memory decline in diseases like dementia.
A pilot study found that transcranial magnetic stimulation temporarily increases activity in the brain's hippocampal-cortical network, leading to improved memory recall. The treatment showed temporary improvements in memory function compared to a placebo, with participants recalling memories 31% better after stimulation.
The study found that suppression of glutamatergic pyramidal neurons in the medial prefrontal cortex inhibits both acquisition and expression of cocaine-associated memories. In contrast, GABAergic neurons were not affected. This suggests that mPFC pyramidal neurons are a potential therapeutic target for treating drug addiction.
Researchers at Boston University found that electrostimulation can improve working memory in older adults by restoring neural pathways and synchronization. The technique also shows promise for younger individuals, as it enhanced memory performance even among those in their 20s.
A new study from UCI scientists identifies an imbalance in the amygdala-hippocampal circuit that explains how people reactivate negative emotional memories. The finding may unlock new treatment approaches for PTSD and other mental disorders.
Researchers at Lancaster University have identified areas where technology can support people with depression by promoting positive memory recall. These areas include biosensors, technologies that actively prompt users to counteract negative thoughts and create positive memory banks.
A team of Boston College researchers discovered that memories fade in quality over time, losing vibrancy and visual details. The study found that people report declines in the visual qualities of their memories, akin to applying a filter to edit a picture.
A study found that administering propofol to humans immediately after reactivating a traumatic memory weakened its emotional strength. The results suggest a potential, noninvasive approach for treating anxiety and stress-related disorders.
Researchers found that simultaneous ripple activity occurred in key parts of the brains of epilepsy patients before they recalled memories. The team also discovered that coordinated ripple synchronization triggered electrical activity patterns seen during learning and was associated with correct memory recall.
A human neuroimaging study suggests that intentionally redirecting attention away from an unwanted experience during memory formation and suppressing its retrieval once formed can facilitate forgetting. The research provides evidence for a new link between voluntary control of visual attention and long-term memory fate.
Researchers found that note-taking during trials enhances jurors' recall of critical evidence and influences verdicts. Jurors with faster handwriting speed, higher short-term memory capacity, and better sustained attention remembered more incriminating evidence, leading to a greater likelihood of finding the defendant guilty.
A new study by Johns Hopkins University found that incorporating the arts into science lessons can help low-achieving students retain more knowledge. The study, which analyzed data from over 350 students, discovered that arts-integrated classes improved content retention by an average of 105%.
Scientists studied memory blocking in worms to understand how memories form and retrieve. They found that blocking is related to memory recall, not formation, and identified key cells and molecules involved.
A mouse model of traumatic memory found that male mice recall fear-related memories better than female mice due to natural activation of cyclin dependent kinase 5 (Cdk5) in males. Artificial activation of Cdk5 reduced the strength of fear memories in female mice, highlighting sex differences in how fear is remembered.
A new study at the University of Birmingham reveals that when retrieving memories, the human brain focuses on the core meaning first and then recalls specific details. This reversed reconstruction process challenges our understanding of how memories are formed and retrieved.
Researchers observed newborn rats navigating environments to understand brain development of episodic memory. The hippocampus plays a critical role in turning experiences into memories.
Research confirms men and women remember pain differently, with men recalling earlier painful experiences and being stressed by later pain. Blocking memories of previous pain alleviates the stress response, suggesting a potential treatment approach for chronic pain sufferers.
Researchers at the University of Tokyo found that histamine improved people's long-term memory test scores, especially for those with poor memories. The study showed mice could recognize toys they'd seen as long as 28 days ago after receiving a medication that increases histamine in the brain.
Researchers discover that conscious knowledge is key to declarative memory, a type of memory linked to facts and events. The study, using amnesic patients with MTL lesions, found impaired performance in recognizing changes in images, highlighting the role of the hippocampus in memory acquisition.
Researchers used electrocorticographic data from surgically implanted electrodes to investigate memory development in a cohort of 17 children and adolescents. The study found that earlier activity predicts greater memory accuracy, and sub-second deviations in activity flow between frontal subregions predict memory formation.
A recent study found that people constantly record information about the order of events, even if they are unrelated, and use this order to help search memory. The researchers used real-world data from news stories to demonstrate that temporal proximity acts as a tether connecting memories for different events.
A study published in Nature Human Behaviour found that people access memories 'forward' by recalling older information first and skipping episodic blocks. The researchers also discovered that memory replay does not occur at a constant speed but changes flexibly during recall.
Researchers at MIT's Picower Institute discovered a mechanism the brain employs to make returning to a familiar context lead to vivid memories. The study found that brief re-exposure to the initial context increases the electrical excitability of 'engram cells,' which encode memory through specific neural connections.
A Columbia University study found that the brain automatically preserves memories of high-reward events and filters out inconsequential ones. This process occurs immediately after a reward is received, with a longer overnight window including sleep also playing a role.
A new study from the University of York found that humans are more accurate at recalling names than recognizing faces, a finding that challenges our everyday experiences. Participants scored higher in remembering names (up to 83%) compared to faces (as little as 64%), especially in unfamiliar situations.
Researchers found that rats possess the capacity for selective amnesia, using a similar brain mechanism as humans. By actively recalling memories, rats can selectively forget distracting experiences, improving memory efficiency but potentially leading to problems like witness forgetting in police interviews.
A study by University of Texas at Austin researchers found that listeners who heard sentences spoken in a clear style did better on memory recall tasks than those who heard them spoken in a conversational manner. The researchers suggest that clearly produced speech may be an efficient way to convey information and improve retention.