The No. 3 Jayhawks defeated the No. 2 Bears 73-68 on Wednesday night at Allen Fieldhouse.
Josh Jackson recorded 23 points and 11 reboubds. The freshman guard was 8-for-13 from the field and 5-for-9 from the foul line.
Baylor, now 20-2, will play Kansas State at home on Saturday, while Kansas (20-2) faces Iowa State in another home game.