But we do have some ideas. It seems that the Egyptians used pi in the construction of the Great Pyramid because when the perimeter is divided by its height, one gets a close approximation to 2π. It’s ...

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 ...

It takes a visionary to see the possibilities of an ancient ratio, a date in March and all forms of pie (dessert, pizza and otherwise), but Bay Area local Larry Shaw saw the potential in pi. Shaw, the ...