Clocks may go a little cuckoo with power grid change
May 18, 2018
WASHINGTON (AP) — Running late for work or just miss that bus? You could have a good excuse: Your electric clock might be running a bit cuckoo.
Because of a change in federal energy regulations, some scientists say your trusty, older plug-in clock may be losing or gaining a few ticks over time.
Electric clocks keep time based on the usually stable and precise pulses of the electric current that powers them. In the U.S., that's 60 hertz (cycles per second). In the past, regulators required power companies to immediately correct the rate if it slipped off the mark. But that precision is expensiv...
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