Neuroscience

New study links brain waves directly to memory

Neurons produce rhythmic patterns of electrical activity in the brain. One of the unsettled questions in the field of neuroscience is what primarily drives these rhythmic signals, called oscillations. University of Arizona ...

Neuroscience

'Spatial Computing' enables flexible working memory

Routine tasks that require working memory, like baking, involve remembering both some general rules (e.g. read the oven temperature and time from the recipe and then set them on the oven) and some specific content for each ...

Health

Study shows how sleep deprivation affects cognitive performance

Anyone who has ever had a night of poor sleep or no sleep at all knows how much the lack of sleep can affect concentration the next day. Researchers at the Leibniz Research Center for Working Environment and Human Factors ...

Cardiology

FDA aims to change the way it monitors safety of defibrillators

Defibrillators are supposed to save lives by shocking a patient's heart back into a normal rhythm, but they have malfunctioned in about 45,000 cases since 2005, according to the Food and Drug Administration. So on Friday, ...