One time zone is used in China, even though the country covers five geographic time zones. China's time zone is eight hours ahead of Coordinated Universal Time, also known as Greenwich Mean Time. The westernmost part of ... More » Science Time & Calendars Time Zones

There are four time zones in the continental United States: Eastern, Central, Mountain and Pacific. Alaska and Hawaii have their own time zones: Alaska and Hawaii-Aleutian. U.S. territories use three additional time zone... More »

There are 24 different time zones in the world set at 15 degree longitude intervals in between. The Earth completes one full rotation in 24 hours at a speed of 15 degrees per hour. The premise behind time zones is that t... More »

Time zone fallout refers to political candidates being disadvantaged by news of rival successes broadcast from different time zones in the same country. An example of this was Reagan's 1980 victory on the East Coast bein... More »

In Canada, PST stands for Pacific Standard Time, the time zone for the western-most portion of the country, whereas GST stands for Goods and Services Tax and is not a time zone. GST is applicable to most goods and servic... More » Science Time & Calendars Time Zones

Find the current time in different time zones by consulting, or As of 2015, all sites give the present time all over the world; the first one by the name of the city or ... More » Science Time & Calendars Time Zones

When discussing time zones, 9/8c denotes a time when it is 9 o'clock in the Eastern time zone and 8 o'clock in the central time zone of the United States and Canada. Those times happen simultaneously, but the clock reads... More »