Moving a Grand Slam event into its qualifying week takes the biggest tournaments in tennis into unexplored territory.

The four biggest tournaments in tennis cooperate to sustain their primacy. They're also constantly trying to one-up each ...

Which tennis players have won the most grand slams in history? Men and women singles titles, records compared.

Aussie tennis star Ellen Perez has joined the chorus of anger towards the US Open after the tournament announced changes to ...

The U.S. Open's plan to make its mixed doubles championship a smaller, shorter event aimed at persuading top singles players ...

Former World No. 1 Rafael Nadal has enjoyed one of the greatest careers in tennis history. The left-hander has won 22 Grand Slam titles, including an astonishing 14 Roland Garros titles.

Simona Halep, a two-time Grand Slam singles champion who was ranked world No. 1 in women's tennis singles for 64 combined ...

Two-time Grand Slam champion Simona Halep has announced her retirement from tennis at age 33. Halep spoke to the crowd after ...

Former world No. 1 and two-time Grand Slam champion Simona Halep announced her retirement at age 33 after losing in the first ...

World No. 1 Jannik Sinner is playing flawless tennis, having not lost a match in over four months. He has won every ...

Two-time Grand Slam champion Simona Halep announced her retirement from tennis at age 33 after a first-round loss at a ...