Neuroscience is the scientific study of the nervous system, investigating the structural and functional mechanisms of the brain, spinal cord, and peripheral nerves. It focuses on understanding how electrochemical signals enable information processing, sensory integration, and complex behaviors. Functionally, the nervous system transmits signals via specialized cells across synapses, which allows for rapid communication and coordination of bodily activities. The field employs advanced techniques, including sophisticated imaging and electrophysiology, to map neural circuitry and elucidate the basis of cognitive functions, motor control, and pathological states.