I have a clock radio controlled by the atomic clock and, as of Monday, it still had not changed to the daylight-saving time. Why is that? According to the Time and Frequency Division of the National ...

Deep in the Colorado foothills, there are two radio transmitters that control the time on millions of clocks all across North America. It’s WWVB, the NIST time signal radio station that sends the time ...

NIST is changing the way it broadcasts time signals that synchronize radio-controlled "atomic" clocks and watches to official US time in ways that will enable new radio-controlled timepieces to be ...

Many clocks sync with a government radio station that's been proposed to be closed. Scott Simon talks with Thomas Witherspoon of the website The SWLing Post. UNIDENTIFIED PERSON: National Institute of ...

The advantage of a radio-controlled clock that receives the time signal from WWVB is that you never have to set it again. Whether it’s a little digital job on your desk, or some big analog wall clock ...

From Rhythm Watch Co comes this radio-controlled alarm clock that uses an analog thermometer face. Movement of the second hand stops at night, assuring a quiet sleep environment without disturbing ...