Through Copenhagen’s ornate Town Hall trooped a steady stream of sightseers last week to look at the workings of the world’s most complex astronomical clock. Set in motion shortly before Christmas by ...

This clock reportedly served as the timekeeper for employees at a jewelry business in Philadelphia in the early part of the twentieth century. Isaac Bedichimer, who had emigrated from Russa in 1860, ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Showing up for work punctually, at an ...

As millions of Americans adjust their clocks for daylight saving time this week, many experience disruptions in their sleep and daily routines – a reminder of the importance of circadian rhythms that ...