Mark your calendar for Monday, May 5, which marks a rare mathematical holiday. This May 5, 2025, is Square Root Day, an event that only happens nine times each century. It occurs when the day and ...
In the 36 years since its creation, Pi Day has become a widely celebrated holiday, one that is not just for math nerds or those with a sweet tooth. The holiday always falls on March 14, but retired ...
Once a century, a very special day comes along. That day is today — 9/16/25. Pi Day (3/14) often comes with sweet treats; Square Root Day (4/4/16 or 5/5/25, for example) has a certain numerical rhyme.
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