PARIS - Messing with the natural rhythm of one's internal clock may boost the risk of developing mood problems ranging from garden-variety loneliness to severe depression and bipolar disorder, ...

What first comes to mind when you picture a healthy lifestyle? Many of us tend to focus on what we eat and how active we are. But an oft-neglected part of the picture is not just what we do, but when ...

The familiar tick-tock of wall clocks originates from the escapement mechanism, which controls gear movement in precise steps. While our brains perceive two distinct sounds, clocks actually produce ...