Federer wins match, Zverev wins praise
Roger Federer is through to a semi final match up with countryman Stan Warinka after beating Mischa Zverev but praising the German's attractive game.
Tennis
Kyrgios in but Tomic makes himself unavailable for Davis Cup
Bernard Tomic has made himself unavailable for Australia's opening Davis Cup tie against the Czech Republic in Melbourne next month.
Back from the darkness, into the Open spotlight
Meeting the 16-year-old Mirjana Lucic in a Sydney hotel lounge during her first, spectacular, career ascent, the Croatian prodigy anointed by Steffi Graf as her most likely successor had a physique and demeanour well beyond her years. She was also grouped with Martina Hingis and the Williams sisters as the future of the women's game.
'What are you looking at?' A semi-final!
Between first and second sets on Rod Laver arena on Tuesday, Stan Wawrinka and Jo wilfried Tsonga snarled at one another from their chairs like schoolboys. Their exchange was in French, but the strength and depth of it might be divined from Tsonga's opening gambit: "You looking at me?"
Rafa-Roger final would be the greatest match ever: Roddick
Now a watcher and fan not a player Andy Roddick said a dream final at this year's Australian Open of Roger Federer and Rafa Nadal would be the most important match in grand slam history.
Milos Raonic hopes to repeat Brisbane performance against Rafael Nadal
Milos Raonic finally feels close to flu-free. And having seen, reached and successfully passed the "tipping point" in his most recent match against Rafael Nadal, he is confident he can do it again when they play their quarter final.
Television ratings war heats up as Seven hits back at Ten
The television ratings war has heated up with Channel Seven hitting out at suggestions Channel 10's Big Bash League dominated over the first week of the Australian Open.
Vandeweghe charges into women's semi-finals
Unseeded American Coco Vandeweghe has emerged as the bolter of the women's draw, charging into the semi-finals of the Australian Open after a straight-sets elimination of Garbine Muguruza.
Love is in the Open air
Love has been in the Open air this week
Venus reaches semis with 50th match win at Melbourne Park
Venus Williams has reached her first Australian Open semi-final in 14 years, matching the most recent Wimbledon result that was her best at a grand slam since 2009. At 36, the oldest woman left in the tournament is the oldest to ever advance this far.
Gone are the days of a good old hotdog and beer
Gone are the days of a simple hot dog and beer at the tennis.
How it happened: Wawrinka eliminates Tsonga
It was shaping as a captivating Australian Open quarter-final clash between Stan Wawrinka and Jo-Wilfried Tsonga. The Swiss had other ideas, winning in straight sets.
Laver: It's not all about Nick
Australian tennis legend Rod Laver says the time may have come to stop criticising Nick Kyrgios, and instead concentrate on local talent "who really want to play."
Tennis Australia under investigation over legality of $200m TV deal with Seven
Tennis Australia is under investigation by the corporate watchdog over allegations a $200 million deal to sell the broadcast rights of the Australian Open to Seven West Media may have broken the law.
Monfils (almost) plays the greatest shot of all time
It might have been the greatest shot of all time ... had it gone in.
Italian player disqualified for hitting ball kid hits out at 'stupid' decision
The junior Italian tennis player who was controversially disqualified from the Australian Open for hitting a ball boy has spoken out, claiming her dismissal from the tournament was ridiculous.
Nadal into Australian Open quarter-finals, for the ninth time
Anything Roger can do, Rafa can do too. Even a little more simply.
Hungry Dimitrov romps into quarter-finals
Grigor Dimitrov did not expect to crawl into bed until after 5am, after his third-round match at the Australian Open started two minutes before midnight on Sunday, finishing two hours later.
Last local singles hope gone as Gavrilova loses to Pliskova
Daria Gavrilova cannot win this Australian Open, but lost in the fourth round to an opponent – fifth seed Karolina Pliskova – who she believes definitely can.
The family behind the Zverev brothers' double act
While not quite the men's tennis equivalent of the Williams family, the Zverevs boast the mature-aged Mischa (age 29, ranked 50), who eliminated top seed Andy Murray from the Australian Open and on Tuesday night plays the great Roger Federer, and wonderboy Sascha (aged 19, ranked 24) who pushed Rafael Nadal to five sets.
Goffin through to Australian Open quarters
David Goffin has slayed powerful Austrian Dominic Thiem to become the first Belgian man to ever reach the quarter-finals of the Australian Open.
Hot Shots: Serena reveals how she met her fiance
The engagement of Serena Williams to Reddit co-founder Alexis Ohanian was big news over Christmas. But we seem to know so few details about how the pair met.
Federer, simply the best? Roger that
What defines a great sportsperson? Arguably, it can be narrowed down to three precepts: achievement, style and graciousness. Some possess some of these qualities, but in my experience, only in one man are they combined peerlessly and inimitably.
No Plan B. From Subway in southern Texas to beating the best
Mischa Zverev didn't have a Plan B. He didn't have it two years ago and he didn't have it two nights ago against Andy Murray.
Philippoussis rules out coaching Nick Kyrgios
Two-time grand slam finalist and former world No. 8 Mark Philippoussis has ruled out coaching troubled local star Nick Kyrgios in the wake of his latest meltdown.
Serena's title to lose? First she must beat a player for the first time
The players at the top of the tree in the women’s game have been falling around her - at a rapid rate. Simona Halep was first to drop off, even before most spectators were comfortable in their seats on the opening day.
Murray's shock demise has Federer dreaming again
The 2016 tennis season was all about two men – Andy Murray and Novak Djokovic. Both have fallen at the Australian Open, leaving the rest of the field – including a surging Roger Federer – to start dreaming.
Lucic-Baroni into first grand slam quarter-final in 18 years
Croatian Mirjana Lucic-Baroni has celebrated her drought-busting run to the quarter-finals of the Australian Open with a foul-mouthed but joyful tirade on Margaret Court Arena.
You beauty: Meet the Open's other chair umpires
The Australian Open's resident hairdresser and beauty therapist have seen a lot of champions made - and learnt a few secrets along the way.
Rafa v Roger in the final? I'd like to see that, says Laver
Australian tennis legend Rod Laver says he would love to see a Roger Federer v Rafael Nadal final in this year's Australian Open.