The designers of Olomouc's astronomical clock had their sights set on the long term. They were "optimists," wrote the professional traveler Rick Steves.

This is the famous Astronomical Clock in Prague. It's more than 600 years old and very hard to read. But not that much if you have a guide to explain the clock for you ...

CEDAR RAPIDS — Some clocks just go “tick tock.” A few do astronomical things. By fall, the Clock Tower standing silently in Czech Village will sing and dance, and show the phases of the sun ...

In Strasbourg, the young locksmith saw an astronomical clock with a perpetual calendar in a cathedral. He was fascinated and returned several times to study the mechanism.

Thanks to a speed-up of Earth's rotation, the length of the astronomical day and the length of the clock day aren't quite ...

Home / News First astronomical clock tower in United States dedicated in Cedar Rapids by Czech, Slovak presidents Prague-style orloj symbolizes enduring ties as only one in North America Elijah ...

Just after sunrise on June 7, my friend Caitlin and I stood in the rain in Prague's Old Town Square, soggy and exhausted in ...

A top scientist has proposed a new way to reconcile the two different ways that our clocks keep time. Meet — wait for it — the leap minute.

Most beloved European cities have earned their fame for good reason - they truly do feel like they were plucked straight from ...

Looking for a new project, or just want to admire some serious mechanical intricacy? Check out [illusionmanager]’s Astronomical Clock which not only tells time, but shows the the positions of… ...

A scientist proposes replacing the leap second – added to the atomic clock every few years to synch it with astronomical time – with a leap minute added less often.

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