Jannik Sinner battled through illness and reached the quarter-finals of the Australian Open on Monday but the physical demands of Grand Slam tennis proved too much for French veteran Gael Monfils and American teenager Learner Tien.

Learner Tien, 19, beats Corentin Moutet while Gael Monfils, 38, defeats fourth seed Taylor Fritz to reach the Australian Open fourth round.

A lopsided head-to-head can scramble players' brains and create strange dynamics. Here is how tennis pigeons cope.

After his historic win, Monfils returned to Margaret Court Arena and sat in the stands to watch his wife, Svitolina, eliminate the women's No. 4 seed, two-time major finalist Jasmine Paolini 2-6, 6-4, 6-0 at night.

Welcome to the Australian Open briefing, where will explain the stories behind the stories on each day of the tournament. On day nine, Gael Monfils’ magical run came to a close as remarkable exploits caught up to players all over Melbourne Park.

Gael Monfils rallied from a set down to claim a thrilling 3-6, 7-5, 7-6 (1), 6-4 win over American Taylor Fritz in a third-round match at the Australian Open.

Gael Monfils has joined Roger Federer as the only men to reach the Australian Open’s fourth round at age 38 or older since the tournament field expanded to 128 players in 1988

Here is everything you need to know about Taylor Fritz vs. Gael Monfils, including TV and streaming options for the match.

Almost half of the men's singles top 10 seeds won't feature in the second week of the Australian Open after being knocked out by teenagers.

Elina Svitolina has opened up about the winning formula for her and husband, French veteran Gael Monfils, after the tennis power couple charged into the fourth round at the Australian Open with upset wins over No.

Defending champion Jannik Sinner raced to victory at the Australian Open on Saturday to sweep into the last 16 as Iga Swiatek demolished Emma Raducanu.

Jannik Sinner will face his trickiest test yet at the Australian Open when the defending champion battles Dane Holger Rune in the fourth round on Monday, while five-times Grand Slam winner Iga Swiatek will be the heavy favourite against lucky loser Eva Lys.