How come that Frank Thomas rookie card you stowed away in 1990 is now worth less than a Happy Meal? Chalk it up to the baseball card bubble of the late 1980s and early 1990s. In a new book, Mint ...

If you buy something from a link, Vox Media may earn a commission. See our ethics statement. It had to have been a neighborhood kid who told me about the Bill Ripken card. I should still remember ...

The days of gazing into glass cases of baseball cards has been replaced, like so many other things, with an app. Credit: Hunter Martin / Getty Images Eventually, the digital revolution comes for ...