5 Fridays, Saturdays & Sundays: Not 823 Years Apart
5 Fridays, 5 Saturdays, and 5 Sundays in the same month happens only every 823 years? This popular urban myth is precisely that: a myth. more
5 Fridays, 5 Saturdays, and 5 Sundays in the same month happens only every 823 years? This popular urban myth is precisely that: a myth. more
February 30 actually existed at least twice in the past, according to historical records. more
Some dates fall on the same weekday every year. Use this knowledge to calculate the weekday of any given date in your head. more
Toast the New Year 40 times with our new year countdown. 26 hours after the first bottle pops on Kiritimati in the Pacific, Baker Island greets the New Year. more
When do “leaplings” celebrate their birthdays – every year or only during leap years? more
December, 12, 2012 or 12-12-12 was the last date of its kind - when all three numericals in a date are the same - for the next 88 years. The next time this will happen is on January 1, 2101, or 01-01-01. more
13 facts about Friday the 13th, the unluckiest day in the Gregorian calendar. more
10 things you may not know about the March Equinox. more
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