Everything to know about the new MLB rules before Opening Day on NBC and Peacock.

MLB has already added a new wrinkle for the 2026 season with the Automated Ball-Strike Challenge System (ABS), and the league ...

A host of fascinating rule change experiments are coming to the minor leagues in 2026. Here's what you need to know.

Several experimental rule changes are coming to Minor League Baseball ahead of the upcoming 2026 season. The new rules will be implemented in various ways across different levels of the Minors. They ...

Major League Baseball uses their minor league affiliates to test potential rule changes. This year, interesting new changes will be tested.

Second base has been in the wrong spot for more than 100 years. Baseball is finally calling it an error, a geometry one.

MLB is testing check-swing challenges at the Triple-A level. Find out why it's a favorable rule change for hitters at MLB Trade Rumors.

MLB’s new ABS system forces precise height checks, revealing surprising changes among players as stricter measurements come in.

Missed calls color baseball history in their own, wayward way. Don Denkinger calling Jorge Orta safe in the 1985 World Series. Rich Garcia not calling fan interference on Jeffrey Maier in the 1996 ...

The WBC has adopted plenty of rule changes from MLB over the last couple of tournaments, but not everything will be the same ...

GLENDALE, ARIZONA - MARCH 11: The video board displays the Automated Ball-Strike (ABS) system during a challenge by the Los Angeles Dodgers in the second inning of the MLB game against the Cleveland ...