Time has run out for a clock business that’s been part of the Naperville community for more than 25 years. Elgin Clock Repair closed Saturday and has moved all repairs to its South Elgin headquarters.

As millions of Americans adjust their clocks for daylight saving time this week, many experience disruptions in their sleep and daily routines – a reminder of the importance of circadian rhythms that ...

Controlling the signals sent to the slave clocks and keeping them synchronized are the main tasks of this master clock. The National Time synchronization protocol is supported by the firmware in the ...

A gene called Npas4, already known to play a key role in balancing excitatory and inhibitory inputs in brain cells, appears to also be a master timekeeper for the brain's circadian clock, new research ...

From tiny fruit flies to human beings, all animals on Earth maintain their daily rhythms based on their internal circadian clock. The circadian clock enables organisms to undergo rhythmic changes in ...