Boxes filled with rosin bags ready to be shipped out to Major League Baseball teams at the Pelican Bat Wax workspace on Thursday, May 19, 2022 in San Francisco, Calif.

In this hilarious and unexpected MLB moment, watch as a pitcher faces an unusual challenge when a rosin bag explodes on him ...

It all started when plate umpire Lance Barrett saw Gallegos hit his left arm with the rosin bag after he warmed up. Barrett told Gallegos that was illegal and the umpire used a towel to clean off ...

During the “Sunday Night Baseball” broadcast of Mets-Giants, Cone put rosin from an MLB rosin bag — “rock rosin” — on his fingers and said they got sticky just from that.

The experiment shows that Scherzer has a case. "We did a little experiment before the game and I had the rosin bag right there. That’s the rock rosin," Cone said.

Rule 6.02 (d) Comment: If at any time the ball hits the rosin bag it is in play. In the case of rain or wet field, the umpire may instruct the pitcher to carry the rosin bag in his hip pocket.

Luis Robert Jr. and Colson Montgomery homered to help the Chicago White Sox beat Cristopher Sánchez and the Philadelphia ...

Domingo Germán's hand was coated with something tackier than rosin, umpire James Hoye said after ejecting the New York Yankees pitcher for violating Major League Baseball's rules on sticky ...

During the “Sunday Night Baseball” broadcast of Mets-Giants, Cone put rosin from an MLB rosin bag — “rock rosin” — on his fingers and said they got sticky just from that.

ESPN commentator David Cone experimented with what rosin, sweat and alcohol can do to a pitcher’s hands during Sunday Night Baseball, showing how much of a mess the Max Scherzer saga is. Last ...

New York Yankees starting pitcher Domingo Germán said he'll use less rosin after he was suspended 10 games by Major League Baseball earlier this month for using a foreign substance on his ...