Pendulum clocks, a big advance over the hourglasses and sundials humans once peered at, remained the most precise timekeeping technology until the early 1900s. Based on Galileo’s discovery that ...

As fun as micro-controllers and RTCs are, sometimes it’s truly fascinating to see a completely mechanical clock. Using only gravity this Pendulum Marble Clock ...

Clocks come in many styles and sizes, with perhaps the most visually pleasing ones involving marbles. Watching these little spheres obey gravity and form clearly readable numbers on a clock has strong ...

This is a brief history of time – or at least how one clock tells it. In 1910, a new clock was installed in Trinity College, Cambridge. The maker, Smith of Derby, had long been recognised for its top ...