You know two-factor authentication tokens, the ephemeral, six-digit numbers you use as a second layer of security when logging into, say, your email? Those constantly updating, randomly generated ...

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, ...

Random numbers are increasingly important to our digitally connected world, with applications that include e-commerce, cryptography, and cloud computing. Producing a large amount of truly random ...

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 ...

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 ...