Thyroid signaling plays a central role in metabolism. Ralph Lawton and Daniel Hochbaum of the Sabatini Lab share new research revealing it may regulate human behavior and other important components of health as well.

Carlos Manlio Díaz-García and Gary Yellen share new research on how neurons cope with moment-to-moment energy demands during bouts of intense activity. Precise coordination of energy production with brain activity is crucial for healthy brain function.