Howard Hughes Medical Institute (HHMI) researchers have deciphered a key part of the regulatory code that governs how motor neurons in the spinal cord connect to specific target muscles in the limbs.

It’s a familiar feeling—you get to work in the morning, sit down at your desk (or bench), and before you know it, the clock reads 5 P.M. and it’s dark outside. You wonder where the time went and ...

Your nerves transmit messages within the brain, as well as among the brain, spinal cord, and the body. In order to do this, they use a combination of electrical and chemical signaling. Motor neurons ...