Here are two methods for calculating pi. One is a measurement of circular objects and the other is a python calculation.

Outside the US, Pi Day should probably be July 22 (22/7)—this fraction is a surprisingly good estimate of pi. You can find the value of pi with a mass and a spring.

A Google employee from Japan calculated the most accurate value of pi at 31 trillion digits and shattered the world record, the company announced in a blog post on Thursday, or "Pi Day." Emma ...

They've done it again: Emma Haruka Iwao and her Google Cloud teammates have calculated pi to a record precision of 100 trillion digits.

Google Cloud Developer Advocate Emma Haruka Iwao has set a new world record for calculating the most digits of pi ever, demonstrating the capabilities of Google Cloud infrastructure.