What is an atomic clock and how does it work?
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Many ads for new clocks advertise their ability to automatically synchronize themselves with the atomic clock in Boulder, Colorado. This atomic clock is more precise because it uses the frequencies of atoms as its resonator.
![How Does an Atomic Clock Work?](https://cdn.mos.cms.futurecdn.net/k5HjHMEkCc2DnLWcoVoYFi-320-80.jpg)
How Does an Atomic Clock Work?
What is an atomic clock and how does it work?
![How do radio-controlled atomic clocks work?](https://cdn.hswstatic.com/gif/Atomic-clock-signals.jpg)
How do radio-controlled atomic clocks work?
![New Super-Accurate Optical Atomic Clocks Pass Critical Test, Tech Pulse, Jun 2019](https://www.photonics.com/images/Web/Articles/2019/4/17/Optica_359640_YbI_blend2014_phillips_For_11_April.jpg)
New Super-Accurate Optical Atomic Clocks Pass Critical Test, Tech Pulse, Jun 2019
![Sandia National Laboratories: News Releases : World's smallest atomic clock on sale](https://newsreleases.sandia.gov/images/2011/atomic_clock.jpg)
Sandia National Laboratories: News Releases : World's smallest atomic clock on sale
![Ultraprecise Clocks Approach Chronometry's Final Frontier](https://static.scientificamerican.com/sciam/assets/Image/scientificamericantime0618-60-I4.jpg)
Ultraprecise Clocks Approach Chronometry's Final Frontier
![How Do Atomic Clocks Work?](https://c.tadst.com/gfx/600x337/atomic-clock.png?1)
How Do Atomic Clocks Work?
![Keeping Time With Atomic Clocks](https://www.lifewire.com/thmb/QAYQqLlVmMGiSosJWYRZCr37qEM=/1500x0/filters:no_upscale():max_bytes(150000):strip_icc()/GettyImages-84284466-58b38c415f9b5860461ac3f1.jpg)
Keeping Time With Atomic Clocks
![Does Anybody Really Know What Time It Is?, by Russ Fein](https://miro.medium.com/v2/resize:fit:486/1*iQdwkTVzaUhdd8MK6pEH4g.jpeg)
Does Anybody Really Know What Time It Is?, by Russ Fein
![anyone got info on the atomic clocks? I know they were supposed to stop working and I don't wanna spend the extra $ if it's gonna stop working in a year](https://preview.redd.it/anyone-got-info-on-the-atomic-clocks-i-know-they-were-v0-ai94kn4d6rr81.jpg?auto=webp&s=8bf0205039b327bc62b2f6e7e178e726e8d872da)
anyone got info on the atomic clocks? I know they were supposed to stop working and I don't wanna spend the extra $ if it's gonna stop working in a year
![Extremely accurate time is increasingly critical. This place is in charge of it.](https://static.nationalgeographic.co.uk/files/styles/image_3200/public/mptb31-1.jpg?w=760&h=1140)
Extremely accurate time is increasingly critical. This place is in charge of it.
![Atomic clock - Wikipedia](https://upload.wikimedia.org/wikipedia/commons/thumb/2/2b/Caesium_clock_block.svg/220px-Caesium_clock_block.svg.png)
Atomic clock - Wikipedia