An EEG (electroencephalogram) is a painless test that uses small sensors placed on the scalp to measure the brain's ...

A new international study points to a specific brain network as the core driver of Parkinson’s disease. Scientists found that this network becomes overly connected, disrupting not just movement but ...

Explore the parallels and differences between AI architectures and the human brain's design and functionality in processing ...

Stress influences what we learn and remember. The hormone cortisol, which is released during stressful situations, can make emotional memories in particular stronger. But how exactly does cortisol ...

Researchers identified two brain networks involved in word retrieval -- the cognitive process of accessing words we need to speak. A semantic network processes meaning in middle/inferior frontal gyri, ...

Parkinson's disease does more than cause tremor and trouble walking. It can also affect sleep, smell, digestion and even thinking. That may be because the disease disrupts communication in a brain ...

Parkinson's disease does more than cause tremors and trouble walking. It can also affect sleep, smell, digestion and even thinking. NPR's Jon Hamilton reports on new research suggesting that's because ...