The human body is full of elegant designs that seem almost too perfect to be real. But once in a while, nature throws in a curveball. Deep in the human anatomy lies a peculiar nerve that has baffled ...

The frontal nerve is the largest branch of the ophthalmic division of the fifth cranial nerve. The ophthalmic nerve is responsible for conveying sensory information from the skin of the upper eyelids, ...

The vagus nerve and its function are most likely not discussed in daily conversation. However, the nerve is connected to everything from our chest to our stomach and can really impact our daily lives.

The trochlear nerve is also known as cranial nerve IV (CN-IV). It is the only cranial nerve that emerges dorsally from the brain (near the back), giving it the longest pathway. It is the smallest ...

For more than 100 years, scientists have tried to unlock the potential of the vagus nerve, sometimes known as the body’s "super highway." Extending from the brain stem, the vagus nerve, which has more ...

We’re celebrating 180 years of Scientific American. Explore our legacy of discovery and look ahead to the future. Billions of nerve cells send signals coursing through our bodies, serving as conduits ...