Since 3,500 BC, clocks have helped us measure and show time and since then we have been measuring it in different ways with the use of candle clocks, sundials, water clocks, and hourglasses. And today, we use a base-60 time system which means there is a 60-minute and 60-second increment clock. But … Read more
Greenwich mean time or GMT is the mean solar time or the clock time at the Royal Observatory in Greenwich, London. The time there remains the same all year round and it is not affected by Daylight Saving Time or Summer Time changes. GMT is often used by English speakers as a … Read more
Some countries use the 12-hour time format including the United States. This clock format also includes the abbreviations, AM and PM. Before the modern era, the only way to tell the time is by the sun’s position. Now, we are using digital clocks to track our daily activities, as well as to … Read more