Neuroscience

Using ion beams to improve brain microscopy

Improving the way scientists can see the microscopic structures of the brain can improve our understanding of a host of brain diseases, like Alzheimer's or multiple sclerosis. Studying these diseases is challenging and has ...

Alzheimer's disease & dementia

High metabolism is an early sign of Alzheimer's disease, finds study

An early phase in the process of developing Alzheimer's disease is a metabolic increase in a part of the brain called the hippocampus, report researchers from Karolinska Institutet in a study published in Molecular Psychiatry. ...

Cardiology

Insomnia may be an early risk factor for irregular heart rhythm

Younger adults diagnosed with insomnia were more likely to develop a type of irregular heartbeat—and to do so earlier—than those without a history of insomnia, according to a large study of military veterans. The findings ...

Neuroscience

AI-supercharged neurotech threatens mental privacy: UNESCO

The combination of "warp speed" advances in neurotechnology, such as brain implants or scans that can increasingly peek inside minds, and artificial intelligence poses a threat to mental privacy, UNESCO warned on Thursday.

Neuroscience

New images capture unseen details of the synapse

Scientists have created one of the most detailed 3D images of the synapse, the important juncture where neurons communicate with each other through an exchange of chemical signals. These nanometer-scale models will help scientists ...

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