We have trillions of body clocks — a central one in the brain and others in each cell of our body. Here's how they work with light to control our health. When you purchase through links on our site, ...

The steady tick of a clock usually feels simple and dependable. Something swings or vibrates in a controlled rhythm and marks ...

As anticipation builds for the longer days that follow this weekend's switch to daylight savings time, the moment seemed ...

Frederic Gachon is currently receiving funding from the National Health and Medical Research Council (NHMRC), the Velux Stiftung, and the US National Institute of Health. He has previously received ...