Pi Day 2026 celebrates one of the most iconic irrational numbers: 3.14. Here are some deals and freebies you can take ...

Each year, Americans celebrate the Greek symbol of Pi on March 14 because the date matches the first three numbers, 3.14.

Pi Day is a day for food and restaurant chains to highlight their own pies to commemorate a math equation.

It isn't The Pioneer Woman without "pi!" In the baking sense, Ree Drummond is no stranger to the pastry, whether she's whipping up apple pie, pot pie, or Ladd's favorite chocolate pie. One of the best ...

A Brooklyn artist trademarks the 3,000-year-old mathematical symbol 'pi' and starts flooding math-clothing producers with cease and desist letters.Click here to watch the story from Jen Markham. A ...

The mathematical calculation is honored every March 14.

Anyone who's had to learn math or physics in school may have encountered pi at one point. More popularly known and written out in its Greek lowercase letter counterpart, π, it's essentially the ratio ...

The Internet definitely does not <3 Paul Ingrisano right now. The Brooklyn street artist and craft entrepreneur has enraged aspiring designers and math nuts alike with a seemingly overbearing ...

He wants the whole pi. An entrepreneurial Brooklyn artist has trademarked the ancient Greek mathematical symbol — adding a period to the end — to brand his line of T-shirts, tank tops and hats. The ...

Each year, Americans celebrate the Greek symbol of Pi on March 14 because the date matches the first three numbers, 3.14. Here's who's offering discounts and freebies in 2026.