How Do Some Clocks Set Themselves? With Daylight Saving Time set to start, take a look inside the radio-controlled clocks that adjust automatically ...

How we came to move the clock forward in the spring and then push it back in the fall is a tale that spans over more than a century.

But respondents in that poll were evenly divided over whether clocks should be permanently set to standard time or daylight saving time.

Clocks will move forward one hour this Sunday at 2 a.m., transitioning from standard time, which begins in November, to daylight saving time, which is associated with later sunsets.