Sarah E. Starks, Jane A. Hoppin, Freya Kamel, Charles F. Lynch, Michael P. Jones, Michael C. Alavanja, Dale P. Sandler and Fred Gerr Background: Evidence is limited that long-term human exposure to ...

A new study published in Nature Neuroscience provides evidence that aging and injury lead to the buildup of senescent neurons—commonly referred to as “zombie” cells—in the peripheral nervous system.

In biology, the nervous system is a highly complex part of an animal that coordinates its actions and sensory information by transmitting signals to and from different parts of its body. The nervous ...

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 ...