Using this design, you can construct an electromagnetically impulsed pendulum clock with a 1-second beat. On the prototype, the pendulum rod is 115cm long with a bob adjusted to make it beat every ...

A pendulum clock designed 300 years ago has been certified as the world’s most accurate in its class by time-keeping experts from Guinness World Records. The pendulum clock design was created in the ...

Harrison, born in 1693 in Lincolnshire, proposed a clock design that would solve the problem of determining longitude at sea. His proposal was vindicated last Thursday, 300 years after he first ...