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, ...

Expecting a big change or making an effort to transform your life? Keep an eye out for the number sequence 444. Commonly referred to as "angel numbers," certain number series are believed to relay a ...

Have you been frequently encountering sequences of fives, like the number 555? You can interpret this as a sign to re-evaluate the beliefs that you're carrying around and unburden yourself from ...