[Editors note: As a bunch of data geeks, we always enjoy getting our hands dirty exploring interesting data. This is the third of a three-part series on data sets with a story to tell; check out part one and part two. Also, you can find the source data here.] When looking at how well NFL teams perform, we often talk about everything from offensive formations to coaching and personnel to properly inflated footballs. But what about external factors beyond a team’s control – are there ever any scenarios where the cards...

[Editors note: As a bunch of data geeks, we always enjoy getting our hands dirty exploring interesting data. This is the first of a three-part series on data sets with a story to tell. You can check out the source data for this here.] There’s a reason that practically everything that happens in a baseball game is meticulously tracked. Interesting baseball stories are often captured beautifully in data. For instance, a recent analysis has shown that hitters start losing their abilities as soon as their careers begin. Perhaps this is why it’s...