Neuroscience

Study shows smoking likely leads to brain shrinkage

Smoking likely shrinks the brain, according to a study by researchers at Washington University School of Medicine in St. Louis. The good news is that quitting smoking can prevent further loss of brain tissue—but still, ...

Genetics

Chaperoning fat storage: The molecular basis of adiposity

Weight gain and weight loss are not as simple as "calories in, calories out," given that countless factors affect body weight. Now, researchers from Japan have identified a gene that may serve as a master regulator of fat ...

Psychology & Psychiatry

Reducing anxiety and stress with pupil feedback

Our pupils are a mirror of our state of arousal: they dilate when we are tense, stressed or even panicky, and constrict when we calm down. Key to this is an area of the brain measuring about 15 millimeters: a nucleus in the ...

page 3 from 40