Pi Day — March 14 in the United States — was first celebrated in 1988 and falls during Women's History Month. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...
SAN FRANCISCO -- Every March 14, mathematicians, scientists and math lovers around the world celebrate Pi Day, a commemoration of the mathematical sign Pi. That's because the date written numerically ...
WASHINGTON — Pi Day is coming up on Thursday, March 14, and several national retailers are getting in the spirit by offering customers Pi-themed deals and freebies. Pi Day is celebrated annually and ...
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