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, ...

The static from a old radio is a form of random interference caused by electromagnetic activity in the atmosphere (Credit: Getty Images) Our world runs on randomly generated numbers and without them a ...

Our world runs on randomly generated numbers and without them a surprising proportion of modern life would break down. So, why are they so hard to find? The friends did their best to explain what they ...