What makes these clocks “electric” is that brief nanosecond moment when a solenoid (electromagnet) rewinds the clock’s main movement to keep the balance wheel dancing and movement rolling.

Nintendo’s new clock tracks your movement in bed NIntendo's colorful "Alarmo" Wi-Fi clock keeps an eye on sleep habits using motion sensors.

Do you like the iPhone clock? Do you miss the iPhone clock? Do you wish the iPhone clock would install and work on your 3.2 iPad? Developer Steven Troughton-Smith has posted some handy how-to ...

Making a regular clock movement slow down so that what normally takes an hour takes a month without making any mechanical changes requires some clever hacks.