Add Yahoo as a preferred source to see more of our stories on Google. Irrational numbers such as pi or the square root of 2 have always fascinated humankind. After all, they symbolize infinity better ...

What is the most bizarre real number that you can imagine? Probably many people think of an irrational number such as pi (π) or Euler’s number. And indeed, such values can be considered “wild.” After ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...