Last year's champions are finally showing that they can repeat. But they're entering the playoffs with a weakness where their opponents look strong. Read more
We know why it's unpopular, and we know how best to sell it to the public (even if that didn't happen in Cook County). We don't know nearly as much about their effects on health. Read more
Joanne Simpson became an expert on clouds because she was a pilot, but also because, as her mentor said, scientists' lack of interest in them made the subject good "for a little girl to study." Read more
