Turning the clocks forward an hour in the spring for daylight saving time is followed by a spike in heart attacks on the Monday afterward, said a US study on Saturday. But when the clocks fall back ...

Ordinarily, the chamber of atoms at the heart of an optical clock might be a meter across. The new mini optical clock uses an atom chamber a mere 3 millimeters across mounted on a silicon chip. “I was ...

Can springing forward cause problems for your ticker? Switching to daylight saving time may cause more than losing an hour of sleep; it may also have a negative impact on your heart and brain health, ...

As modern lifestyles increasingly challenge the body's natural circadian rhythm, the American Heart Association is spotlighting the potential health consequences of regular disruptions to our body's ...