Cluster Articles

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January 20: date, significance, and key events explained

January 20 is the 20th day of the year in the Gregorian calendar, with 345 days remaining in normal years and 346 in leap years. It falls within Capricorn season in tropical ast...

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What Day Was the First Day of Spring in 2015

The first day of spring in 2015 depended on whether you followed astronomical seasons or meteorological seasons. For most locations in the Northern Hemisphere, astronomical spri...

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