Unlike more conventional timepieces, atomic clocks use the resonant frequency
of atoms to measure the passage of time. Learn more about atomic clocks in
this Brainstuff podcast.
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Unlike more conventional timepieces, atomic clocks use the resonant frequency
of atoms to measure the passage of time. Learn more about atomic clocks in
this Brainstuff podcast.
Learn more about advertising on the HowStuffWorks podcasts at
[www.howstuffworks.com/advertisers.htm](http://www.howstuffworks.com/advertisers.htm)
And to learn about your ad choices when listening to podcasts, visit
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