How the remnants of About.com are stealthily taking over the internet

The dotcom-era relic About.com has transformed itself into a search engine winner called Dotdash that reaches nearly 100 million Americans a month. On Bagel Thursdays, Dotdash convenes its weekly growth meeting in a conference room overlooking Times Square. At 9 o’clock on a bright September morning, a dozen or so editors, an analytics guru, and the company’s top two operating executives discuss plans to enhance Dotdash’s vast content archive of more than 250,000 “super articles,” comp...