Explore the foundations of computational neuroscience in this IEEE tutorial. Delve into the historical origins of neuroscience, tracing its development from ancient Greece to modern times. Learn about key discoveries and pioneers in the field, including the synapse, neurotransmitters, and ion channels. Examine the groundbreaking work on vision by Hubel and Wiesel, and understand the contributions of David Marr to computational neuroscience. Investigate the structure and function of different brain regions, including the cerebral cortex, and discover the fascinating world of place cells and grid cells. Gain insights into how the brain processes information and computes, setting the stage for further exploration of this complex and fascinating field.