How does a knuckleballer age? And who are truly the greatest fielders?

Tim Lincecum dominated in a long relief role for San Francisco. Could his success lead a team to try it in-season?

We have the data model—time to collect video evidence.

Pitchers going on the DL cost teams wins—and hundreds of millions of dollars per year. Can we stop this destructive trend?

Let’s re-define a flawed statistic

An obscure name on an obscure list

The freak’s velocity keeps dropping—what gives?

Bo, Bobo and other flashes in the pan.

Well … can he?

The data contains some hints about baseball’s offensive decline.