Psychology & Psychiatry

Motion quotient: IQ predicted by ability to filter motion (w/ video)

A brief visual task can predict IQ, according to a new study. This surprisingly simple exercise measures the brain's unconscious ability to filter out visual movement. The study shows that individuals whose brains are better ...

Immunology

How chronic inflammation may drive down dopamine and motivation

Growing evidence shows that the brain's dopamine system, which drives motivation, is directly affected by chronic, low-grade inflammation. A new paper proposes that this connection between dopamine, effort and the inflammatory ...

Psychology & Psychiatry

'Philosophy lab test' finds objective vision impossible

Johns Hopkins University researchers who study the mind and brain used methods from cognitive science to test a long-standing philosophical question: Can people see the world objectively?

Alzheimer's disease & dementia

Could a computer diagnose Alzheimer's disease and dementia?

It takes a lot of time—and money—to diagnose Alzheimer's disease. After running lengthy in-person neuropsychological exams, clinicians have to transcribe, review, and analyze every response in detail. But researchers ...

Neuroscience

Neural mechanism of autonomous learning uncovered

Thanks to so-called 'deep learning," a subset of artificial intelligence (AI) algorithms inspired by the brain, machines can match human performance in perception and language recognition and even outperform humans in certain ...

Neuroscience

Simple mathematical computations underlie brain circuits

(Medical Xpress) -- The brain has billions of neurons, arranged in complex circuits that allow us to perceive the world, control our movements and make decisions. Deciphering those circuits is critical to understanding how ...

Neuroscience

How the brain strings words into sentences

(Medical Xpress) -- Distinct neural pathways are important for different aspects of language processing, researchers have discovered, studying patients with language impairments caused by neurodegenerative diseases.

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