By Cyndi Coon I grew up poor in rural western Michigan. Dirt-under-the-fingernails, government-cheese, make-your-own-fun kind of poor. The only things I had in abundance were imagination and grit. I was neurodivergent and undiagnosed, navigating the world by spotting patterns no one else seemed to notice. While other kids focused on finding the “right answer,” I...

By Brian J. Gaines Few readers of this blog will need convincing that the number conventionally represented by the Greek letter π is truly marvelous. It can be defined as the ratio of any circle’s circumference to its diameter, but it pops up all over, not only in the geometry of circles. What is the...