This year's Doomsday Clock — a device or symbol for sparking conversation about humanity’s proximity to self-destruction — remains set at 100 seconds until midnight, as it has been for the past two ...

A Brooklyn reader asks, "If you were to take a digital clock and flip it over, in a 12-hour period how many words would it spell out?" The digits of seven-segment numeric displays, when turned ...

You know those analog clocks which are nothing but a pair of hands on a spindle, distilling the function of the timekeeper down to its bare, concentrated essentials? The Black & White Clock is like ...