Opinion: Nerdy by Nature If Ronda Rousey and Cristiane Justino fight one another, it's because the UFC is run by fight nerds. I mean that as a compliment.

‘TUF 21’ Recap: Episode 8 American Top Team sends their only winning fighter, Hayder Hassan, back into the cage for a rematch with the Blackzilians’ Felipe Portela.

Sherdog’s Top 10: Phenoms It is a rare occurrence in MMA when relative youth, achievement and overwhelming physical skills come together in one package.

10 January Tussles Worth Watching Top prospect Julio Arce puts his bantamweight championship on the line against Thomas Vasquez at Ring of Combat 50 on Jan. 23.

Din Thomas Jumps Leaves The Cage and Enters The Office. (PRESS RELEASE) – Fort Lauderdale, Florida, Former mixed martial arts fighter, Din Thomas, announced his retirement from the sport on Jan. 2, 2014. The 9X UFC Vet holds a 2nd degree black belt in Brazilian...

Bellator 129 to Feature Josh Neer-Paul Bradley, Houston Alexander-James Thompson A welterweight clash between Josh Neer and Paul Bradley will headline Bellator 129 on Oct. 17.

The Prodigy: A Sherdog Retrospective After walking away from the sport he helped to build, B.J. Penn will be remembered as one of MMA’s ultimate big-game hunter.

The Savage Truth: One Of A Kind With B.J. Penn’s retirement, MMA is losing yet another seminal character that put it on the map, writes Greg Savage.

Top 5 Stories of the Week Anderson Silva’s injury leaves his future in doubt. | Photo: Dave Mandel/Sherdog.com No one wanted to see it end like this.

UFC Veteran, 15-Year Pro Din Thomas Retires at 37 UFC veteran Din Thomas has retired after 15 years of mixed martial arts competition.