What is time? When did we first use it? Does it always work? How do animals tell time? A fun and fascinating look at time from the first calendars and clocks to

The smooth functioning of an ordered society depends on the possession of a means of regularising its activities over time. That means is a calendar, and its re

With time-related anecdotes, quotes and trivia, this is an essential handbook for anyone fascinated by the fourth dimension.

Dates form the backbone of written history. But where do these dates come from? Many different calendars were used in the ancient world. Some of these calendars

Does the year 2000 have you sweating late-night code? Use our complete library of C programming functions to master Y2K, time on the Net, ISO 8601, time stamp c