Rafa Nadal will head into the Australian Open undercooked and with only one win to his name since September's U.S. Open, but it would surprise nobody if he retained the title he won for the second time last year.

Spanish teenager Carlos Alcaraz claimed his maiden Grand Slam title at the US Open on Sunday, becoming the youngest man to ascend to the world number one ranking and cementing his status as the poster boy of tennis' new wave.

Iga Swiatek surged to the third Grand Slam title of her career with a maiden victory at the US Open on Saturday, defeating Tunisia's Ons Jabeur in straight sets to extend her remarkable finals winning streak.

Carlos Alcaraz defeated Frances Tiafoe in a gladiatorial US Open semi-final on Friday, setting up a showdown for the title and world number one ranking against Casper Ruud.

World number one Iga Swiatek rallied from a set down to beat Aryna Sabalenka 3-6 6-1 6-4 and reach her first U.S. Open final, where she will meet Ons Jabeur on Saturday for the trophy.

Carlos Alcaraz hailed his epic US Open quarter-final triumph over Jannik Sinner as the greatest match of his career while predicting an imminent changing of the guard in tennis.

Frances Tiafoe said his days of flying under the radar were over after his stunning fourth-round upset of Rafa Nadal at the US Open on Monday.

Danill Medvedev said Nick Kyrgios is playing at such a high level that he merits comparison with Grand Slam heavyweights Novak Djokovic and Rafael Nadal.

Australia's Nick Kyrgios sent defending champion Daniil Medvedev tumbling out of the US Open on Sunday as US teenager Coco Gauff reached the quarter-finals for the first time.

Serena Williams' dreams of a fairytale finish to her glittering career were dashed on Friday as the tennis icon was sent crashing out of the US Open by Australia's Ajla Tomljanovic.

Rafael Nadal overcame a freak injury scare when he accidentally hit himself with his own racquet to reach the US Open third round on Thursday.

The U.S. Open turned over Arthur Ashe Stadium to the Williams sisters on Thursday for a prime-time first round doubles match that could have been Serena's last after the pair fell 7-6 (5), 6-4 to the Czech duo of Lucie Hradecka and Linda Noskova.

World number one Daniil Medvedev maintained his strong start to his U.S. Open title defence on Wednesday, dispatching France's Arthur Rinderknech 6-2, 7-5, 6-3 in the Arthur Ashe Stadium to reach the third round.

Serena Williams roared into the third round of the US Open on Wednesday, overpowering second seed Anett Kontaveit with a battling performance to extend her Grand Slam singles career in dramatic fashion.

Emma Raducanu's U.S. Open title defence ended at the first hurdle on Tuesday while Wimbledon champion Elena Rybakina and twice U.S. Open winner Naomi Osaka were also ousted in the opening round.

Defending champion Emma Raducanu of Britain was sent crashing out of the US Open in the first round on Tuesday, losing in straight sets to France's Alize Cornet.

Four-time champion Rafael Nadal overcame dropping the first set to defeat Australian wildcard Rinky Hijikata at the US Open first round on Tuesday.

Daniil Medevedev launched the defence of his US Open crown on Monday with a straight sets victory over lowly ranked American Stefan Kozlov.

Colombian qualifier Daniel Galan stunned fourth-seeded Greek Stefanos Tsitsipas 6-0, 6-1, 3-6, 7-5 in an epic first-round showdown at the U.S. Open on Monday, winning the affair on the ninth match point.

Serena Williams said she is "staying vague" over her expected retirement from tennis after reaching the US Open second round on Monday.