Brain :: Human knowledge is based upon directed connectivity between brain areas

Which brain processes enable humans to rapidly access their personal knowledge? What happens if humans perceive either familiar or unfamiliar objects? The answer to these questions may lie in the direction of information flow transmitted between specialized brain areas that together establish a dynamic cortical network. This finding is reported in the latest issue of the scientific journal PLoS ONE published on Aug. 1, 2007.

Autism :: Autism Center of Excellence established at UC San Diego

One of six Autism Centers of Excellence (ACE) in the country has been established at the University of California, San Diego by the National Institutes of Health (NIH), to be directed by Eric Courchesne, Ph.D., professor of neurosciences at the UC San Diego School of Medicine and a leading expert on brain abnormalities associated with autism, a brain disorder affecting an estimated two million people in the U.S. The symptoms are impaired social, emotional, language and cognitive development.

Brain :: Music moves brain to pay attention

Using brain images of people listening to short symphonies by an obscure 18th-century composer, a research team from the Stanford University School of Medicine has gained valuable insight into how the brain sorts out the chaotic world around it.

Psychology :: Altering a protein makes mice less fearful

A University of Iowa study shows that loss or chemical inhibition of a protein, known as acid sensing ion channel protein (ASIC1a), reduces innate fear behavior in lab animals, making normally timid mice relatively fearless.

Sleep :: Sleep is the right ingredient for academic success

Returning to the classroom after a three-month break signals that summer is drawing to a close. For children and teens, the end of summer also means an end to the long daylight hours that allows them to stay out later, as well as the long lazy mornings of ?sleeping in?.

Psychology :: Why do people have sex?

Many scientists assume people have sex for simple and straightforward reasons such as to experience sexual pleasure or to reproduce, but new research at the University of Texas at Austin reveals hundreds of varied and complex motivations that range from the spiritual to the vengeful.

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