Watch the full fight video featuring Georges St-Pierre and Nick Diaz as they clash for the middleweight title at UFC 158 in ...

Nick Diaz’s name has been dragged into controversy again. His rumored ex-girlfriend has now claimed that he had been given a ...

However, the main event this Saturday at UFC 143 determines whether the UFC gets to book the biggest potential blockbuster match of the year: Georges St. Pierre vs. Nick Diaz.

After completing his 18-month suspension, Nick Diaz said he's still the top welterweight in UFC and he's in no rush to accept a fight against titleholder Tyron Woodley.

Anderson Silva returned from a horrific leg injury to earn a unanimous decision over Nick Diaz in the UFC 183 main event Saturday.

Diaz (26-10) returned from the longest layoff of his career. The 31-year-old had not competed since he lost every round to UFC welterweight champion Georges St-Pierre in a five-round title fight ...

Georges St-Pierre recently shared his thoughts on the UFC's landmark $7.7 billion media rights deal with Paramount.

Silva (34-6) returned from a 13-month layoff last weekend to defeat Nick Diaz via unanimous decision at UFC 183 at the MGM Grand Garden Arena.

Anderson Silva tested positive for steroids in a sample taken prior to his UFC 183 match against Nick Diaz, who himself tested positive for pot after the fight.

Controversial UFC welterweight Nick Diaz will not be getting an immediate title shot when he returns to the Octagon in 2013, but that doesn't mean he won't have any challengers to face ...