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Neuroscience news
Neuroscience
Fine-tuned brain-computer interface makes prosthetic limbs feel more real
You can probably complete an amazing number of tasks with your hands without looking at them. But if you put on gloves that muffle your sense of touch, many of those simple tasks become frustrating. Take away proprioception—your ...
7 hours ago
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Dopamine acts on motivation and reinforcement learning via distinct cellular processes, study suggests
Dopamine is a key neurotransmitter known to modulate motivation and reinforcement learning. While the role of dopamine in these reward-related processes is well-established, the cellular and neural circuit-level mechanisms ...
Powering brain health: How autophagy protects neurons by controlling their glucose consumption
Autophagy, the process by which cells recycle damaged components, has long been associated with neuroprotection. However, the precise mechanisms by which autophagy maintains brain health have remained elusive.
Jan 15, 2025
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Music can improve focus for people with ADHD—here's what to listen for
If you habitually pop in AirPods when you really, really need to get some work done in your open-concept office, you're far from alone. Nearly 80% of adults listen to music while they work, and playlists purported to improve ...
Jan 15, 2025
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How one brain circuit encodes memories of both places and events
Nearly 50 years ago, neuroscientists discovered cells within the brain's hippocampus that store memories of specific locations. These cells also play an important role in storing memories of events, known as episodic memories. ...
Jan 15, 2025
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Memory systems in the brain drive food cravings that could influence body weight
Can memory influence what and how much we eat? A Monell Chemical Senses Center study, which links food memory to overeating, answered that question with a resounding "Yes."
Jan 15, 2025
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Red meat consumption raises risk of dementia and cognitive decline, study suggests
Red meat consumption is an established risk factor for chronic conditions, including cardiovascular disease and type 2 diabetes. A new study by investigators from Mass General Brigham, Harvard T.H. Chan School of Public Health, ...
Jan 15, 2025
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Study explores how Tourette syndrome differs by sex
Tourette syndrome is currently diagnosed about three times more frequently in males than in females. A new study finds that female individuals are less likely to be diagnosed with the syndrome, take longer to receive a diagnosis ...
Jan 15, 2025
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'Severance': The real cognitive neuroscience behind the Apple TV+ show's 'severance procedure'
"Severance," which imagines a world where a person's work and personal lives are surgically separated, will soon return to Apple TV+ for a second season. While the concept of this gripping piece of science fiction is far-fetched, ...
Jan 15, 2025
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Harnessing the brain power behind speech to help detect neurodegenerative disease
There's a lot of brain power that goes into speech. First, there's a thought or idea, which the brain must translate into words. Those words are then translated into specific movements of the lungs, tongue and mouth to shape ...
Jan 15, 2025
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Soft bioelectronic sensor implant conforms to body's tissues, allowing brain monitoring through development
Researchers at the University of California, Irvine and New York's Columbia University have embedded transistors in a soft, conformable material to create a biocompatible sensor implant that monitors neurological functions ...
Jan 14, 2025
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For healthy hearing, timing matters: Neuroscientists use AI to explore real-world auditory processing
When sound waves reach the inner ear, neurons there pick up the vibrations and alert the brain. Encoded in their signals is a wealth of information that enables us to follow conversations, recognize familiar voices, appreciate ...
Jan 14, 2025
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Specific cells in rats' brains mark locations to avoid after negative experiences, study shows
Researchers find that rats create neurological maps of places to avoid after experiencing a threat and think about these locations when exhibiting worry-related behaviors. These findings—which A. David Redish of the University ...
Jan 14, 2025
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Scientists uncover rapid-acting, low-side-effect antidepressant target
The global burden of anxiety- and depression-related disorders is on the rise. While multiple drugs have been developed to treat these conditions, current medications have several limitations, including slow action and adverse ...
Jan 14, 2025
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Cardiovascular health in early life linked to brain structure changes
Poorer cardiovascular health in childhood and adolescence may be linked to early differences in brain structure, particularly in areas of the brain known to be affected in dementia in later life, according to a new scientific ...
Jan 14, 2025
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Surveillance tech is changing our behavior—and our brains
From self-service checkouts to public streets to stadiums—surveillance technology is everywhere.
Jan 14, 2025
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First patients scanned in new study investigating traumatic brain injury in young athletes
Researchers at The Podium Institute for Sports Medicine and Technology, situated within Oxford University's Institute of Biomedical Engineering, have recruited their first participants for a new study exploring the impact ...
Jan 14, 2025
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Mice's sex-based social preferences shift under stress: Dopamine circuits play crucial role
Researchers from Xi'an Jiaotong University and collaborating institutions in China have identified sexually dimorphic dopamine (DA) circuits in the brain that influence sociosexual preferences in mice. They found innate preferences ...
Why do we prefer curves over straight edges? Researchers probe brain for clues
For over 100 years, psychologists have known that most people prefer curviness over angularity in practically everything—from lines and shapes to faces, paintings and interior spaces. Moreover, the phenomenon has been observed ...
Jan 13, 2025
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Brain's visual processing areas still light up when aphantasia patients try to conjure an image, research finds
A small team of brain researchers at South China Normal University, working with a colleague from the University of New South Wales, has found that the visual processing parts of the brain light up in the brains of people ...
Discovery of Semliki Forest virus's brain entry route opens new avenues for tumor treatment
In a recent study, researchers from Uppsala University have shown that the Semliki Forest virus enters the central nervous system by first entering the cerebrospinal fluid and then binding to a specific cell type before penetrating ...
Jan 13, 2025
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Bioengineers develop biodegradable electrodes that may help repair damaged brain tissue
University of Toronto researchers have developed a flexible, biodegradable electrode capable of stimulating neural precursor cells (NPCs) in the brain—a device capable of delivering targeted electrical stimulation for up ...
Jan 13, 2025
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Brain degeneration in dementia with Lewy bodies begins early, study shows
A new study from Karolinska Institutet and Mayo Clinic has revealed important insights into brain degeneration in dementia with Lewy bodies (DLB). This research, published in JAMA Neurology, could help doctors better monitor ...
Jan 13, 2025
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Immunofluorescence study sheds light on brain's DNA damage and repair processes
Brain cells receive sensory inputs from the outside world and send signals throughout the body telling organs and muscles what to do. Although neurons comprise only 10% of brain cells, their functional and genomic integrity ...
Jan 13, 2025
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