We've all been there: Scrolling through social media and spotting the ads recommending something you never knew you needed, whether it's the perfect pair of shoes, a gadget to solve an annoying ...

The original version of this story appeared in Quanta Magazine. If you want to solve a tricky problem, it often helps to get organized. You might, for example, break the problem into pieces and tackle ...

YouTube advises focusing on your audience, not the algorithm. A view indicates intentional watching, not just scrolling past a video. Prioritize storytelling over targeting a specific video length.