By The Numbers: Conor McGregor The biggest star in MMA wanders into uncharted territory on Aug. 26, when he makes his pro boxing debut against Floyd Mayweather Jr. in Las Vegas.

Friday MMA: A TV Viewer’s Guide Friday 3:00 a.m. ET Fox Sports 1: UFC Countdown UFC 186: Johnson vs. Horiguchi - Official preview show for UFC 186: Johnson vs....

Thursday MMA: A TV Viewer’s Guide Thursday 3:00 a.m. ET Fox Sports 2: UFC Tonight UFC highlights, analysis and interviews. 4:00 a.m. ET Fox Sports 2: The...

TWO TITLE FIGHTS HEADLINE UFC 187 AS JONES MEETS JOHNSON AND WEIDMAN COLLIDES WITH BELFORT (PRESS RELEASE) -- Las Vegas – On Memorial Day Weekend, two world title fights headline UFC® 187 as undisputed light heavyweight king Jon Jones meets No. 1 contender Anthony Johnson in the five-round main event. Plus, middleweight champion...