"Every clock needs two components: first, a time base generator, such as a pendulum in a pendulum clock, or even a quantum oscillation.

According to scientists at NIST in Boulder, their newest atomic clock, the NIST-F4, will help track time more precisely and help put global time on a more accurate frequency.

A Senate committee hearing has been set to discuss daylight saving time. Could it be a sign that Congress is setting its sights on the twice-a-year practice?

Atomic clocks record time using microwaves to measure the frequency of quantum vibrations of electrons. They are the basis upon which a second is defined. But there’s a new kid on the block, the ...

The systems read the clocks correctly less than 25% of the time. They struggled more with clocks that used Roman numerals and stylized hands.

Daylight saving time in 2025, when clocks change by an hour, has started. Here's a look at when exactly we "spring forward." ...

When is Daylight Saving time change 2025? Do we gain an hour or lose an hour in March? What you need to know about DST and when clocks spring forward.

Congress has tried – and failed – to make daylight saving time the permanent standard time across the country.

Good morning. It’s Friday. Today we’ll look at how the spring-forward time change this weekend happens with some of New York’s most famous clocks. We’ll also get details on a filing due ...

Daylight saving time is the practice of setting clocks forward an hour from March until November to gain more daylight during the summer.

Here's everything you need to know about the upcoming "spring forward" as the majority of Americans get ready to turn their clocks one hour ahead. When is daylight saving time?