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 ...

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 ...

So you have a circle. What is the area of that circle? Surely everyone remembers that the area of a circle is: Where Pi (π) is of course the number and r is the radius of the circle. Where does this ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The First Church of Christ, Scientist, and we’ve always been transparent about that. The church publishes the ...

This article has been updated from the original post, which appeared on March 14, 2013. March 14, when written as 3/14, represents the first three digits of pi (π), the ratio of the circumference of a ...

It happened in April, 1998. A press release with a dateline from Huntsville, Ala., was circulating among scientists in New Mexico. It said, in part: "NASA engineers and mathematicians in this ...

Yes, Indiana legislators almost changed the value of Pi. But thankfully, a Purdue mathematics professor and a few senators put a stop to it. The idea for the bill came from a Solitude, Indiana ...

Swiss researchers said on Monday they had calculated the mathematical constant pi to a new world-record level of exactitude. The constant π is represented in this mosaic outside the Mathematics ...