The Boston Celtics have been in a slump for nearly a month now, and Kristaps Porzingis isn't pleased with the team's effort ...

The Celtics felt like a juggernaut last season but things seem quite different this year, NBC Sports Boston's Brian ...

The Boston Celtics haven't looked like a contender for the NBA championship lately, and they'll try to regain their early-season form when they face the visiting Orlando Magic on Friday night.

On this day in Celtics history, champion point guard Gerald Henderson was born, and Boston traded Billy Knight for Rick Robey ...

The Celtics are struggling and one of their stars says the team is playing without spirit and personality during this rough ...

Two short weeks after losing by 54 points in Boston, the Toronto Raptors handed the Celtics their most humbling loss of the ...

One of those is the defending champion Boston Celtics, who — at full health — dropped a disappointing game Wednesday night ...

On Wednesday night, the Boston Celtics lost to the Toronto Raptors (in Canada) by a score of 110-97. Kristaps Porzingis ...

The typically optimistic Kristaps Porzingis struck a different tone Wednesday, calling out the Celtics for lacking “spirit” ...

The Celtics should still be among the favorites to win it all. But will this potential weakness come to haunt them?

The Celtics are trying to downplay any notion that they are truly struggling right now. After scraping by to beat New Orleans, Jayson Tatum and head coach Joe Mazzulla had some things to say about the ...

Kristaps Porzingis offered a candid assessment of what's plaguing the Celtics after their worst loss of the season in Toronto ...