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Why Do We Use Latitude and Longitude?

The Earth is divided into degrees of longitude and latitude which helps us measure location and time using a single standard.   When used together, longitude and latitude define a specific location through geographical coordinates. These coordinates are what the Global Position System or GPS uses ... read more

How Do Time Zones in Antarctica Work?

Both the north and south poles of the Earth are outside the boundaries of an official time zone, and as such they are considered to be in all time zones. This is because the longitude lines that are used to separate the individual time zones converge at the two poles.   How Does Time Work There?  ... read more

What Do the Abbreviations AM and PM Mean?

Did you know that AM stands for “ante meridiem” which means before noon in Latin? What about the fact that PM stands for “post meridiem” which means after noon in Latin?    They are called post and ante meridiem because theanalog clock we currently use in the modern world is divided into two 12-ho... read more

Where Does the 24 Hour Clock Format Come from?

Today, we use a type of clock that is referred to as an analog clock in order to tell time. It displays time in 12-hour increments, even though there are actually 24 hours in a day. To differentiate between the two 12-hour time periods, we include a suffix of either AM, which stands for before noon,... read more

10 Interesting Facts You Didn't Know About Leap Day

2016 is a leap year because we add an extra day to the year to sync up with the Earth’s revolution around the sun. The month of February will have 29 days this year, and February 29 is Leap Day. Leap Days are added to the calendar about every four years – the last occurred on February 29, 2012 – be... read more

Everything You Need to Know About Leap Day

Did you know 2016 is a leap year?  It is because a leap day will be added to the calendar in February, so February will actually have 29 days this year. This also means that February 29, 2016, is a Leap Day. The last one occurred four years ago on February 29, 2012. Why Do Leap Days Exist? Our c... read more

When Does Daylight Saving Time Begin In 2016

Daylight Saving Time – often called “Daylight Savings” or “summer time” – is observed in the summer when there are more hours of sunlight available. There are many reasons why this time change has been adopted which we will discuss later. When Daylight Saving is not active, during the winter in mos... read more

When Does Daylight Saving Time End in 2015

Daylight Saving Time – sometimes referred to as “Daylight Savings” and also called “summer time” in select countries – becomes active in the summer when the hours of sunlight are usually longer. When Daylight Saving is not observed, during the winter, this is considered standard time. The dates... read more

Unusual Time Zones

There are some countries and regions that follow unusual time zones. Many of them are in increments of a half hour, different from the usual hour difference you normally see. People traveling to and from areas of the world that use unusual time zones may become confused or have trouble discerning ... read more

Why Is Coordinated Universal Time Abbreviated as UTC?

    It seems a bit odd that Coordinated Universal Time is abbreviated as UTC instead of something like CUT or TUC, right? There's a good reason for the moniker though. You see, the time zones and time standards we have in place now were designed to be accepted all across the world. This also mean... read more

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