It was a bark to the bullpen for Rookie the Trenton Thunder bat dog, who tried to take the mound during the first inning of a game. He obediently made his way back to the dugout.

To record his first career 40-homer season, Adam Duvall will need to clear the outfield wall at least 41 times this year. Confused?

Kyle Seager slugs a solo home run to center field for his 35th of the season, putting the Mariners on top 1-0 in the 4th inning

Adolis García nailed Kyle Higashioka at the plate with a perfectly located 95 mph strike ... all the way from right field.

José Ramírez has been one of the top switch-hitters in the game for a while, and he breaks down his routine in the latest edition of Play Ball Pro Tips.

Pat Valaika singles to right field and Bryce Harper fires home to nab Pedro Severino, preserving the Phillies' 4-3 lead in the 8th

Austin Riley extends the Braves' lead with a solo home run in the top of the 3rd inning

MLB’s first-of-its-kind authentication program is the most comprehensive collection system of any sports league, documenting hundreds of thousands of pieces of memorabilia every season.

Was Jazz Chisholm Jr. annoyed when Josh Rogers mimicked his Euro step celebration after striking him out? Nope. In fact he loves the friendly competition.

If there's one thing Sean Manaea loves more than winning, it's ... YouTube. The A's lefty was mic'd up from the dugout for another episode of Play Loud presented by Bank of America to discuss the best thing he's learned from YouTube and more.

Back for its 29th season, the Arizona Fall League will feature a 90-game regular season and an AFL Championship Game on Saturday, Nov. 20.

This Business of Baseball segment presented by CohnReznick explores the innovative video game and VR ventures of Major League Baseball

Do you think Mariano Rivera will teach Jimmy Fallon how to throw a cutter? The unanimous Hall of Famer accompanied “The Tonight Show” host to the Yankee Stadium mound.

The AL MVP race might not be as clear as we thought, and the NL side has a new leader.

Jonathan Mayo and Jim Callis held their own two-man, 20-pick experts draft, selecting the best college and high school prospects in the class.