A staff member on Dec. 26 takes a look at Jagyeongnu, a clepsydra or water-using clock that automatically strikes the hour by adjusting water level, displayed at the renovated permanent exhibition ...

The funny thing about clocks is that the more intriguing they are to look at, the more precious time is wasted. This steampunk clepsydra is no exception. A clepsydra, or water thief clock is an ...

A clepsydra, a water clock that was made on King Sejong's orders in 1434, has been fully recreated and will be on view to the public from Nov. 28. The water clock is regarded as one of the greatest ...

In ancient times the sun was used to measure time during the day, but sundials weren’t much help after dark, so peoples around the world invented clocks that used dripping water to mark the hours. In ...

Water clocks have been used to track time since the Three Kingdoms Period (57 B.C.-A.D. 668). Jagyeongnu, made in 1434 during the reign of King Sejong of Joseon (1392-1910), was the first water clock ...