Appraisal: French Pendulum Clock, ca. 1865, from Vintage Baltimore. Check out Gordon S Converse's appraisal of this French pendulum clock, ca. 1865, in Vintage Baltimore.

Before we all pulled our iPhones out of our back pocket to check the time, time was held by clocks, and some were the pinnacle of opulence. When it comes to antique clocks, there’s a world of rare and ...

You probably have seen a “swinger” clock but never guessed how it worked. Most are small metal statues standing on a base while holding a long baseball bat, pendulum or other long, thin rod that is ...

In the 17th century, Christiaan Huygens, inventor of the pendulum clock, noticed a curious phenomenon. When two identical pendulum clocks are mounted next to each other on a wall, their swings ...

Christiaan Huygens was a busy scholar. Among his many achievements, the Dutch scientist figured out the shape of Saturn's rings and discovered that planet's largest moon, Titan. He founded the theory ...