Precision time is ubiquitous today thanks to GPS and WWVB. Even your Macbook or smartphone displays time which is synchronized to the NIST-F1 clock, a cesium fountain atomic clock (aka the ‘Atomic ...

4. The Altgeld Library Grandfather Clock: The Altgeld Library Grandfather Clock was made by the Self-Winding Clock Company of New York in the 1890s. Before the Master Clock took over, the Altgeld ...

NEW YORK — NEW YORK - It was never the famous “meet-me under-the-clock” timepiece at the old Biltmore Hotel. Nor is it the gilded four-faced centerpiece in the concourse of Grand Central Terminal. It ...

We like to think our self-winding watches can run forever. But they will stop eventually, and before then their accuracy will degrade. Friction, viscosity, air resistance, not to mention entropy ...