Square Root Day (and other odd dates)

Published On: Nov 11 2011 08:22:09 AM CST   Updated On: Apr 04 2016 10:16:47 AM CDT

With Monday marking Square Root Day, find out more about what makes the day special and learn about some other intriguing dates that have been the source of fascination and speculation.

odd dates - Pi Day 2015
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iStock / kr7ysztof

Pi Day -- This day falls on March 14 every year, thanks to the date being shortened to 3.14 or the first three digits of pi. The day was extra special in 2015, as adding the year stretched the symbolic celebration out a little longer to 3.1415. If you want to take it even further, 9:26 a.m. (or p.m. if you're not observing military time) on Saturday, March 14, 2015, marked 3.1415926, or the first eight digits of pi.

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