Happy Pi Day! Isn't Pi Day one of the best holidays all year? For last year's Pi Day, I determined a value of pi without even using a circle. How can you top that? I can top it by using pi to find pi.

While the Raspberry Pi has very good support for an I2C bus, a lot of very cool chips – including the in system programmer for just about every ATtiny and ATmega microcontroller – use an SPI bus.

Every year, math enthusiasts celebrate Pi Day on March 14, because the date spells the first three digits (3.14) of pi, or π, the mathematical constant that represents the ratio of a circle's ...

Swiss researchers at the University of Applied Sciences Graubünden this week claimed a new world record for calculating the number of digits of pi – a staggering 62.8 trillion figures. By my estimate, ...

A 10-year-old boy from Bristol, Alberto Davila Aragon, has set a new world record for recalling the most decimal places of Pi in just one minute. Aragon memorised and recited an astonishing 280 digits ...