Neuroscience

Does our environment affect the genes in our brains?

Is there a link between differences in IQ test performance and the activity of certain genes? Researchers from Charité - Universitätsmedizin Berlin have shown that modifications in the structure of a specific gene have ...

Psychology & Psychiatry

Predicting work status in patients with schizophrenia

Osaka University-led Japanese researchers clarified that intellectual deterioration (IQ decline) was related to work status in patients with schizophrenia. The researchers also proposed a method for estimating probabilities ...

Psychology & Psychiatry

One year of school comes with an IQ bump, meta-analysis shows

A year of schooling leaves students with new knowledge, and it also equates with a small but noticeable increase to students' IQ, according to a systematic meta-analysis published in Psychological Science, a journal of the ...

Psychology & Psychiatry

Researchers find IQ scores dropping since the 1970s

A pair of researchers with the Ragnar Frisch Centre for Economic Research in Norway has found that IQ test scores have been slowly dropping over the past several decades. In their paper published in Proceedings of the National ...

Overweight & Obesity

Can excess weight in toddlers cause brain drain?

(HealthDay)—Extra pounds in early childhood may do more than put a child's physical health at risk—they might result in a slightly lower IQ, new research suggests.

Neuroscience

Smarter brains run on sparsely connected neurons

The more intelligent a person, the fewer connections there are between the neurons in his cerebral cortex. This is the result of a study conducted by neuroscientists working with Dr. Erhan Genç and Christoph Fraenz at Ruhr-Universität ...

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