Disrupted sleep-wake cycles often accompany neurodegeneration, but scientists are unsure why. When do each of these processes start and how do they influence one another? In the March 11 JAMA ...

We've seen quite a few DSiWare applications from Nintendo, from stinkers such as Photo Clock to highly praised ones like Flipnote Studio. Now we have Sleep Clock, which works as both an alarm clock as ...

We’ve reached the end of British Summer Time, with the clocks turning back an hour to mark the start of shorter days and darker mornings. While many of us may be glad to gain an extra hour in bed, our ...