Walking across an icy parking lot in winter, and remaining upright, takes intense concentration. But a new discovery suggests that much of the balancing act that the human body performs when faced with such a task happens unconsciously, thanks to a cluster of neurons in their spinal cord that function as a ‘mini-brain’ to integrate sensory information and make the necessary adjustments to the muscles … Continue reading First detailed blueprint for a spinal circuit for integrating motor and sensory commands from the brain.