If you’ve ever wondered why you can’t nod off at night it could be down to your body's internal clock - also known as the circadian rhythm. But what is the circadian rhythm? We all work on a ...

As anticipation builds for the longer days that follow this weekend’s switch to daylight savings time, the moment seemed ideal to turn to one of the nation’s leading circadian-rhythms researchers, UC ...

1 Circadian Rhythms Group, Max Planck Institute for Biophysical Chemistry, Am Fassberg 11, 37077 Göttingen, Germany 2 Genes & Behavior Department, Max Planck Institute for Biophysical Chemistry ...