In which John Green teaches you about the United States as it was in the 1990s. You'll remember from last week that the old-school Republican George H.W. Bush had lost the 1992 presidential election to a young upstart Democrat from...

There have been a lot of innovations in Medicare over the last decade or so, with the intent of improving the program's value. There have been some successes, but there is still a lot to be done.