If you haven't watched any spring training games, this should familiarize you with the latest innovation in MLB games.

Plus, how successful were challenges during spring training?

Before a cell can divide, it has to precisely duplicate its entire genetic information. However, the DNA in the cell exists ...

The First Four brings the number of teams in the NCAA tournament from 68 to 64. Learn more about how it works.

Whether you’re creating legacy wealth or avoiding probate, a family trust can be a powerful tool—but it’s not right for everyone Written By Written by Staff Money Writer, WSJ | Buy Side Molly Grace is ...

Saw a hitter, catcher, or pitcher tap their helmet after a pitch and wondered what just happened. Here’s a clear guide to MLB ...

Claiming benefits early reduces your monthly benefit by 5/9 of 1% monthly, up to 36 months. Every additional month after that ...

Amino acids are like Lego blocks—they can be linked together to form complex structures called proteins. Unlike Legos, ...

MLB is comfortable with the new system's margin of error. But not all players or umpires are quite as comfortable.

The high-speed-camera technology that lets players challenge pitch calls makes its full-time major-league debut this season.