Neuroscience

Of mice and men, a common cortical connection

A new study using magnetic resonance imaging data of 406 adult human twins affirms the long-standing idea that the genetic basis of human cortical regionalization – the organization of the outer brain into specific functional ...

Neuroscience

Researchers find amygdala not always necessary for fear

(Medical Xpress)—Researchers at the University of Iowa have found that three volunteer women with defective amygdalas were able to experience internal fear. In their paper published in the journal Nature Neuroscience, the ...

Autism spectrum disorders

Heritability of autism spectrum disorder studied in UK twins

Substantial genetic and moderate environmental influences were associated with risk of autism spectrum disorder (ASD) and broader autism traits in a study of twins in the United Kingdom, according to an article published ...

Health

Study of twins shows how smoking ages the face

(HealthDay)—A study comparing the faces of identical twins confirms what many smokers fear—the habit does prematurely age a person's skin, taking a serious toll on looks even after just five years.

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