Jan. 15, 2026, 3:32 p.m.It’s not a news site. But there’s a lot to learn from how Wikipedia constructs shared knowledge about what’s happening in the world. One of my favorite weekly newsletters is called the Weeklypedia; here’s last Friday’s edition. Each email contains two lists: The 20 Wikipedia articles that have been edited the most times in the past week, and the 10 most-edited articles created within the past week. If you read it long enough, you’ll start to see the subcategories most of...