Ahead of the Australian Open starting on Monday, Nick Kyrgios has been promoting a new tennis documentary on Netflix.

It's predictable: the big stars are positive about the idea of round-robin events while lower-ranked players aren't quite so sure. But Roger Federer is breaking ranks. How to make men's tennis a ...

Hi. At first, I wasn't at all sure that I ought to write this letter. For most people, that gut feeling is enough to make them put down the old pen, so to speak, and maybe get on the Stairmaster for ...

Nick Kyrgios is set to make a dramatic return to the court next month when he takes on Aryna Sabalenka in a Battle of the ...