Neuroscience

Like a treasure map, brain region emphasizes reward location

We are free to wander but usually when we go somewhere it's for a reason. In a new study, researchers at The Picower Institute for Learning and Memory show that as we pursue life's prizes a region of the brain tracks our ...

Neuroscience

Study finds that aging neurons accumulate DNA damage

MIT neuroscientists have discovered that an enzyme called HDAC1 is critical for repairing age-related DNA damage to genes involved in memory and other cognitive functions. This enzyme is often diminished in both Alzheimer's ...

Neuroscience

People aged 95 and over show stronger brain connectivity

World-first research led by neuroimaging expert Dr. Jiyang Jiang at UNSW's Centre for Healthy Brain Ageing (CHeBA) has found that those aged 95 and over demonstrated more activation between the left and ride side of their ...

Genetics

APOE4 triggers early breakdowns in the blood-brain barrier

New USC research reveals how APOE4, a genetic culprit for Alzheimer's disease, triggers leaks in the brain's plumbing system, allowing toxic substances to seep into the brain areas responsible for memory encoding and other ...

Psychology & Psychiatry

How the heart affects our perception

The heart and brain communicate constantly. For example, when encountering a dangerous situation, signals from the brain ensure that the heart beats faster. When relaxing, the heart slows down. Interestingly, the heartbeat ...

Neuroscience

A study finds neuropeptide somatostatin enhances visual processing

Researchers have confirmed that neuropeptide somatostatin can improve cognitive function in the brain. A research group of Professor Seung-Hee Lee from the Department of Biological Sciences at KAIST found that the application ...

Medical research

Leaving its mark: How frailty impacts the blood

Globally, human society is aging. A side-effect of this is that age-related disorders, such as frailty, are becoming increasingly common. Frailty includes not only physical disabilities, but also a decline in cognitive function ...

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