What’s next for major league baseball? That question is not ... with a drop of roughly 50 revolutions per minute on four-seam fastballs between June 4-20 and another dip of about 40 RPMs with ...

It’s often thrown with a two-seam grip, works the horizontal plane more ... This is a result of baseball’s technology and information boom over the last fifteen or so years.

Liam Doyle's "invisiball" fastball, gripped like a generic four-seamer, is a key weapon for Tennessee baseball ... is how Doyle grips his fastball. He says it is a generic four-seam fastball.

Before pitchers and catchers were due to report to spring training, Cubs pitching coach Tommy Hottovy got a phone call. It was one of his pitchers, and they briefly chatted about how the pitcher ...

“So we looked at that and we said this seam-shifted one is not going to work because of how my hand’s working through the ball.” So he and the coaches decided to change to a four-seam grip.