Nebraska collected 63 of 64 first-place votes to stay atop the AVCA Top 25, while Florida jumped to No. 5 in the Oct. 19 poll.
Kyndal Stowers went for 21 kills and Gabi Rodriguez posted her first career double-double as Texas A&M beat Auburn in four sets.
Florida matched its season high with 16 blocks and knocked off the defending national champions on their home floor Friday night.
Chloe Chicoine's 14 kills and a 14-block night pushed Louisville past North Carolina and into sole possession of first place in the ACC.
Brooklyn DeLeye posted 15 kills and 10 digs as Kentucky rolled past Arkansas in straight sets Sunday in Fayetteville.
Parks dished out a career-high 59 assists as Florida handed Texas its first home loss of the season in a Sunday five-set classic.
Down two sets, Tennessee stormed back to beat Kentucky in five for the program's first win over a top-five opponent in 21 years.
Teraya Sigler's career-high 15 kills led a balanced Nebraska attack as the top-ranked Huskers beat Purdue 3-1 in Lincoln to reach 19-0.
Five-star center Zaniya Johnson of Biloxi, Mississippi, committed to South Carolina over LSU, becoming Dawn Staley's third five-star pledge of October for the Class of 2027.
Anthony Edwards scored a franchise-record 45 points in a season opener as the Timberwolves blasted the Heat 131-106, spoiling Giannis Antetokounmpo's Miami debut.