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  2. Astronomical clock - Wikipedia

    en.wikipedia.org/wiki/Astronomical_clock

    The astronomical clock in the tower of the New Town Hall was installed in 1910. Kryštofovo Údolí. The Kryštofovo Údolí astronomical clock is a modern astronomical clock (inaugurated in 2008), built-in a former electrical substation. Hojsova Stráž. An astronomical clock in the Bohemian Forest was inaugurated in 2017. It has a concentric ...

  3. Jens Olsen - Wikipedia

    en.wikipedia.org/wiki/Jens_Olsen

    Later, he envisioned a clock that would show every conceivable type of time, from sidereal time to the rotation of the planets. Olsen's father was a weaver but apprenticed Olsen to a locksmith. However, he remained interested in clocks and read as much as he could about them and later astronomy. Even after ending his apprenticeship and becoming ...

  4. Timeline of telescopes, observatories, and observing technology

    en.wikipedia.org/wiki/Timeline_of_telescopes...

    1576 – Royal Danish Astronomical Observatory Uraniborg at Hven by Tycho Brahe; 1577–80 – Taqi al-Din invents a mechanical astronomical clock that measures time in seconds, one of the most important innovations in 16th-century practical astronomy, as previous clocks were not accurate enough to be used for astronomical purposes. [13]

  5. St Mark's Clock - Wikipedia

    en.wikipedia.org/wiki/St_Mark's_Clock

    St Mark's Clock is housed in the Clock Tower on the Piazza San Marco (Saint Mark's Square) in Venice, Italy, adjoining the Procuratie Vecchie. The first clock housed in the tower was built and installed by Gian Paolo and Gian Carlo Rainieri, father and son, between 1496 and 1499, and was one of a number of large public astronomical clocks ...

  6. A faster spinning Earth may cause timekeepers to subtract a ...

    www.aol.com/news/faster-spinning-earth-may-cause...

    For the first time in history, world timekeepers may have to consider subtracting a second from our clocks in a few years because the planet is rotating a tad faster than it used to. Clocks may ...

  7. Winter solstice 2024: The shortest day of the year is arriving

    www.aol.com/winter-solstice-2024-shortest-day...

    By the time we reach the summer solstice on June 20, 2025, it will be the longest day of the year. So even though Dec. 21 feels dark, it's actually the turning point toward brighter days. How have ...

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