What is an algorithm? It can feel like a big, abstract, concept. So here’s presenter Jon Stroud with a step-by-step guide. BBC Bitesize: What is an algorithm? How did the exam algorithm work? Made by ...

So much of our lives is lived online, and most of us are aware that what we do on social media is largely governed by unseen and unspecified rules. In recent years, particularly since 2016, when ...