"I think we know we're capable of this," Kristaps Porziņģis said after Boston closed out its three-game trip with a win over Cleveland.

According to Jayson Tatum, Joe Mazzulla challenged the Celtics at halftime, reminding the starters that he could bench them.

Celtics star Jayson Tatum and Boston erased a 26-point deficit to knock off the 76ers. Tatum opened up after the epic ...

Trailing by 26 points at one point in the third quarter, the Celtics rallied to beat the 76ers on the road 118-110.

The Celtics overcame a 26-point second-half deficit and beat the short-handed 76ers 118-110. The post Jayson Tatum leads ...

The Celtics are championship hopefuls. All the Pelicans are contending for is the No. 1 draft pick. You wouldn’t know it by ...

The Golden State Warriors withstood Oklahoma City star Shai Gilgeous-Alexander's 52-point outburst to beat the Western ...

The Boston Celtics learned the hard way on Monday. The Celtics and Rockets battled in a hard-fought game at Boston's TD Garden. In the end, Thompson sunk the Celtics with a last-second bucket to ...

BOSTON (AP) — Amen Thompson hit a game-winning floater with 0.7 seconds left and finished with 33 points to lead the Houston Rockets to a 114-112 victory over the Boston Celtics on Monday night.

the Slam Dunk Contest No, the '97 Dunk Contest isn't remembered all ... and the conversation will inevitably turn to Kobe.

The Celtics defeated Dallas 122-107 on Saturday at the American Airlines Center. The win — which came against a Mavs team ...

The NBA champion Boston Celtics dominated the Dallas Mavericks in a Finals rematch on Saturday as the Houston Rockets took ...