When you think of making something using a lathe, you usually think of turning a screw, a table leg, or a toothpick. [Uri Tuchman] had a different idea. He wanted to make a clock out of the gears used ...

You all must have heard the rhythmic tick-tick sound of a clock in a quiet room, have you ever sat and thought about it, why does it happen? The answer lies in the simple science of how clocks keep ...