Exploring the unknown frontier of the brain

Image showing a neuron with a ray of light and the text photo gallery To a large degree, your brain is what makes you... you. It controls your thinking, problem solving and voluntary behaviors. At the same time, your brain helps regulate critical aspects of your physiology, such as your heart rate and breathing.
And yet your brain--a nonstop multitasking marvel--runs on only about 20 watts of energy, the same wattage as an energy-saving light bulb.
Still, for the most part, the brain remains an unknown frontier. Neuroscientists don't ... More at http://www.nsf.gov/discoveries/disc_summ.jsp?cntn_id=134653&WT.mc_id=USNSF_51&WT.mc_ev=clickThis is an NSF News item.