What does the Pi symbol mean? There's actually a very interested, complicated explanation behind it that has ties to nature. Read more!

How many orders of magnitude do we need to have a circumference to accurately calculate an atom diameter of only 0.1 nanometers, ”Layman asks.

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