When you need to remember a phone number, a shopping list or a set of instructions, you rely on what psychologists and neuroscientists refer to as working memory. It’s the ability to hold and manipulate information in mind, over brief intervals. It’s for things that are important to you in the present moment, but not 20 years from now.
The internet may be the most comprehensive source of information ever created but it’s also the biggest distraction. Set out to find an answer on the web and it’s all too easy to find yourself flitting between multiple tabs, wondering how you ended up on a page so seemingly irrelevant to the topic you started on.