A data storage company has decoded more than 100 trillion digits of pi — smashing the world record for calculating the never-ending number. Unraveling this hefty slice of pi required the equivalent ...

Investors and financial analysts often rely on the profitability index (PI) to determine whether the benefits of an investment opportunity outweigh its costs. Essentially, the PI compares projected ...

Google has tripled a previous world record it set for calculating digits of pi only three years ago. Google Cloud was used to calculate 31.4 trillion digits of pi in 2019, a world record later broken ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

Pi Day 2026 is celebrated every year on 14 March acknowledging the importance of the mathematical constant π, also known as pi. Honouring the mathematical legacy, this day is celebrated by pi ...

On March 14, the nerdier side of humanity celebrates Pi Day, a holiday that “commemorates the irrational, transcendent, and never-ending ratio that helps describe circles of all sizes.” Pi is the ...