(CBS News) Did you think I wasn't going to honor Pi Day today? Hello? Do I not have a trophy proclaiming me eighth in the state in a middle school Numbers Sense competition that I polish regularly?

The number pi (π) appears in the most unlikely places. It can be found in circles, of course—as well as in pendulums, springs and river bends. This everyday number is linked to transcendental ...

Mathematician James Grime of the YouTube channel Numberphile has determined that 39 digits of pi—3.14159265358979323846264338327950288420—would suffice to ...