HealthHungry stomach hormone promotes growth of new brain cells Some people say that fasting makes them feel mentally sharper. The hunger hormone ghrelin may be why – and it may protect against Parkinson’s disease News
TechnologyTiny nanoelectrodes record brain's activity without damaging it Electrodes help treat epilepsy and Parkinson's disease, but can damage the brain and slowly stop working. Nanotube electrodes are safer and should last longer News