Last Sunday at noon I had the good fortune of being in Prague at the Old Town Hall, site of the Prague Astronomical Clock. Given our industry’s short design cycles and equally stunted useful life, ...

An 18th-century Neoclassical clock standing ten feet tall, made by a clockmaker to the French king, may fetch as much as $850,000 at a Paris auction on June 30. “It’s a once-in-a-lifetime occasion,” ...

If you visit the Copenhagen City Hall, you’ll see an ornate mechanical clock. By itself, this is unremarkable, of course. There are plenty of ornate clocks in city halls around the world, but this one ...

The leap second – units of time added to the atomic clock every few years to remain synchronised with astronomical time – should be replaced with a leap minute added far less frequently, a leading ...

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 ...

If you visit the Copenhagen City Hall, you’ll see an ornate mechanical clock. By itself, this is unremarkable, of course. There are plenty of ornate clocks in city halls around the world, but this one ...

McKim Observatory still houses many of its original instruments, including a 9.53 inch Clark Refractor telescope, a meridian transit telescope, and a gravity driven chronograph. Missing from the early ...