Until 1950 the tourney had only 8 teams.
The tournament expanded to 32 teams in 1975, marking the first time that teams could win and advance to a "Sweet 16."
The following are the top five teams by number of times each team has advancedto the Sweet 16from 1975 through 2013 (39 years):
25 - North Carolina
23 - Duke
22 - Kentucky
20 - Kansas
19 - Louisville
Which mens basketball team has made the most NCAA tournament appearances without winning a championship?Notre Dame
UCLA with 13!
Temple has made it to the NCAA Tournament 28 times.
Florida with 34
University of Kentucky with 48. UNC has 39 as does UCLA.
UCLA with 10, Cincinnati and Duke with 5
As of 2009, 22 NCAA tournament appearances. 3 elite 8 appearances prior to the 2009 tournament.
Michigan Wolverines
Brigham Young University has made 22 NCAA Tournament appearances without advancing to the final four. This is as of the end of the 2007 season.
The Texas Longhorns have the most Cotton Bowl appearances with 22.
Dallas Cowboys
Kentucky