The Golgi Stain is a histological technique used to visualize neurons in their entirety. Developed by the Italian scientist Camillo Golgi in the late 19th century, this method selectively stains a small number of neurons, allowing researchers to observe their complex structures, including dendrites and axons. This unique staining property helps in studying the morphology of the nervous system. This technique relies on a silver chromate solution that penetrates the cells, resulting in a dark coloration of the stained neurons against a lighter background. The Golgi Stain has been instrumental in advancing our understanding of neural connectivity and the organization of the brain, influencing the field of neuroscience significantly.