The greater petrosal nerve branches off of the facial nerve in the skull. Along with a chain of other nerves, it innervates (provides nerve function to) the lacrimal gland, which produces tears. The ...

Lake Superior, the largest freshwater lake in the United States and a critical natural resource, experienced its lowest water levels in a decade in 2024. According to the National Oceanic and ...

It is the smallest division of the trigeminal nerve, which is one of the 10 cranial nerves, which emerge from the brainstem. These nerves then enter the orbital cavity (eye socket) through the ...