How Did October Get Its Name?
The months’ names reflect a mix of gods and goddesses, rulers, and numbers. This month, we focus on the month of October. In the ancient Roman calendar, October was the...
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What Is a Calendar Used For?
Calendar is a system used for calculating time. Calendars usually divide year into months and days. A year is the time it takes for the Earth to orbit the Sun once. A...
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Are Days and Nights Getting Longer?
Are Days and Nights Getting Longer? The summer solstice that falls this year on June 21 marks the longest day of the year in the Northern Hemisphere, sunlight-wise....
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Why This New Year’s Eve Did Have an Additional Second?
Why This New Year’s Eve Did Have an Additional Second? On December 31, 2016, the international time keeping community tacked an additional second, known as a leap...
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How Many Eggs Does a Chicken Lay in a Year?
How Many Eggs Does a Chicken Lay in a Year? A typical egg laying hen can lay as many as 276 eggs a year. A laying hen’s lifetime productivity depends on many factors,...
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