Sofia Kenin of the United States has beaten Garbiñe Muguruza of Spain to win the Australian Open for her first Grand Slam title

Novak Djokovic is going back to the Australian Open final after beating Roger Federer for the sixth consecutive time at a Grand Slam tournament

Top-seeded Rafael Nadal is out of the Australian Open after losing his quarterfinal to Dominic Thiem in four sets

Roger Federer overcame seven match points in the Australian Open quarterfinals to turn things around and edge Tennys Sandgren of the United States in five sets

Rafael Nadal is into the quarterfinals at the Australian Open after getting past home-favorite Nick Kyrgios in four sets

It’s been quite a day at the Australian Open

Fifteen-year-old American Coco Gauff pulled off a big upset at the Australian Open by eliminating defending champion Naomi Osaka in straight sets in the third round

Everyone had the same question when the Australian Open draw was revealed: What were the odds that Coco Gauff and Venus Williams would face each other again in the first round at a Grand Slam tournament?

Smoke haze and poor air quality caused by wildfires temporarily suspended practice sessions for the Australian Open at Melbourne Park on Tuesday, but qualifying began later in the morning in “very poor” air quality.

So close to victory, Naomi Osaka suddenly was letting the Australian Open final slip away. Three championship points? Gone. A sizable lead? Soon all gone, too. She was playing poorly. She yelled at herself. Slammed a ball. Tugged at her visor’s pink brim. Trudged to the locker room between sets with a towel draped over her head. And then, after...

Roger Federer won the bragging rights over fellow tennis great Serena Williams as they faced each other on court for the first time on Tuesday, with Federer spearheading Switzerland’s 4-2, 4-3 (3) victory over the United States in a mixed doubles decider at the Hopman Cup.

Roger Federer didn’t need his initials to sign off on another masterful display at Wimbledon. He’s hoping to get them back soon, though.

Serena Williams’ decision whether to defend her Australian Open title four months after giving birth to her first child was never about merely being able to play at Melbourne Park. The seven-time Australian Open champion confirmed Friday she wouldn’t attempt to defend the title she won here last year, saying she wasn’t convinced she could win it. Williams played in...

The Williams sisters are back in the Wimbledon quarterfinals, 16 years after they first made it this far together at the All England Club. Six-time champion Serena and five-time winner Venus will be playing on Tuesday for spots in the semifinals.