The Razorbacks (13-6, 3-3 Southeastern Conference) are now 12-0 in Fayetteville this season, their best start at home since a 15-0 mark during the 1997-98 season.
Earnest Ross scored 15 points to lead the Tigers (7-13, 0-6), who lost their sixth straight and went more than 11 minutes without a field goal to open the second half.
Arkansas led 34-30 at halftime, and Marshawn Powell scored five straight points to start the second half for the Razorbacks, who went on a 21-1 run and extend their lead to 55-31.
The teams traded the lead 12 times in the first half, and neither led by more than three points until Rickey Scott put Arkansas up 32-28 with 1:22 left in the half.
High school junior Zach Brown, a 7-footer from Miami, has rescinded his commitment to UConn, sources told ESPN.
Reserve center Akolda Manyang has been charged with felony aggravated assault after being accused of punching a man in the face without provocation.
Should the 76ers take Ben Simmons No. 1? What if they get the Lakers' pick, too? And how does the rest of the top 10 shake out? Our Insiders run their latest mock draft, with Philly on the clock.