It is once again Pi Day (March 14—which is like the first digits of pi: 3 and 14). Before getting into this year's celebration of pi, let me just summarize some of the most important things about this ...

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 ...

The number represented by pi (π) is used in calculations whenever something round (or nearly so) is involved, such as for circles, spheres, cylinders, cones and ellipses. Its value is necessary to ...

Most people know the value of Pi as 3.1416, but it's gotten longer and longer over the years as researchers try to find its most accurate calculation. A team from the University of Applied Sciences ...

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 Haruka ...

Pi Network, the smartphone mining project that claims to have 60 million users, released its native PI token Thursday giving traders a roller-coaster ride that saw the price rise 18% in minutes before ...