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,” ...

Physicists are quietly rewriting one of the most basic units in science, using a new generation of optical clocks that can ...

I/ATLAS comet is the 3rd-ever object discovered that originated from outside our solar system. It's not a threat, approaches ...

Looking for a new project, or just want to admire some serious mechanical intricacy? Check out [illusionmanager]’s Astronomical Clock which not only tells time, but shows the the positions of the ...

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 Gazette offers audio versions of articles using Instaread. Some words may be mispronounced. CEDAR RAPIDS — The clock tower in Cedar Rapids’ Czech Village — which features the only astronomical ...

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 ...

McKim Observatory is an excellent example of a late 19th-century American observatory. Built in 1884, it retains much of its original equipment and remains largely untouched by modernization. Its ...

A top scientist has proposed a new way to reconcile the two different ways that our clocks keep time. Meet — wait for it — the leap minute. By Matt Richtel Later this month, delegations from around ...