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  2. Pi Day - Wikipedia

    en.wikipedia.org/wiki/Pi_Day

    Pi Day is an annual celebration of the mathematical constant π (pi). Pi Day is observed on March 14 (the 3rd month) since 3, 1, and 4 are the first three significant figures of π, and was first celebrated in the United States. [2][3] It was founded in 1988 by Larry Shaw, an employee of a science museum in San Francisco, the Exploratorium.

  3. What Is Pi Day? Here’s How the Mathematical Symbol Turned ...

    www.aol.com/pi-day-mathematical-symbol-turned...

    From that day until his passing in 2017, Larry led annual Pi Day celebrations at the museum, complete with fruit pies and tea! While Pi Day was only officially instated as a national holiday in ...

  4. What's Pi Day all about? Math, science, pies and more - AOL

    www.aol.com/news/whats-pi-day-math-science...

    Math enthusiasts around the world, from college kids to rocket scientists, celebrate Pi Day on Thursday, which is March 14 or 3/14 — the first three digits of an infinite number with many ...

  5. It's Pi Day! Your guide to deals and snacks on math's ... - AOL

    www.aol.com/pi-day-guide-deals-snacks-113023869.html

    National Pi Day is celebrated on March 14 to recognize the mathematical constant, with the first three digits as 3.14, according to National Day Calendar. ... Pi Day 2024 fun songs "American Pie ...

  6. National Pi Day: Your ultimate guide to deals, entertainment ...

    www.aol.com/national-pi-day-ultimate-guide...

    When is National Pi Day 2024? It's soon. What to know about Pi Day activities for kids, songs, movies, jokes, deals, snack ideas and more.

  7. Mole Day - Wikipedia

    en.wikipedia.org/wiki/Mole_Day

    23 October 2025. (2025-10-23) Frequency. Annual. Mole Day is an unofficial holiday celebrated among chemists, chemistry students, and chemistry enthusiasts on October 23 between 6:02 a.m. and 6:02 p.m., [1][2][3][4] making the date 6:02 10/23 in either MDY or YMD date formats. The time and date are derived from the Avogadro constant, which is ...

  8. William Jones (mathematician) - Wikipedia

    en.wikipedia.org/wiki/William_Jones_(mathematician)

    e. William Jones, FRS (1675 – 1 July 1749 [ 1 ]) was a Welsh mathematician, most noted for his use of the symbol π (the Greek letter Pi) to represent the ratio of the circumference of a circle to its diameter. He was a close friend of Sir Isaac Newton and Sir Edmund Halley. In November 1711, he became a Fellow of the Royal Society, and was ...

  9. These Funny Pi Day Jokes Will Cause Never-Ending Laughter - AOL

    www.aol.com/funny-pi-day-jokes-cause-212400414.html

    Because the rounded number of pi is 3.14, Pi Day falls on March 14 (3/14). Although Pi Day itself is finite, the laughter that comes from sharing pi-related jokes will stretch into infinity, just ...