Sport Serena Williams reacts during her defeat by Ana Ivanovic at the Australia Open on Sunday

Williams admitted that she has thought about ending her absence from the March tournament having purposely avoided it after alleged heckling and racial abuse

Whatever happened to American's tennis superstars?

With no US players in either world top 10 for the first time, Paul Newman asks what went wrong – and if the decline is terminal

Williams and Carter produce a Super show for Twickenham

Crusaders 44 Sharks 28: Crusaders pair give watching Johnson plenty to think about in World Cup year

US struggles to fill Williams void

American women's tennis is being given an insight into the future in Miami this week – and the signs are not encouraging. The absence of the Williams sisters through injury is serving only to underline the lack of up-and-coming talent.

Serena Williams targets summer return following surgery

Serena Williams has set her sights on a return to action by early summer after undergoing emergency surgery as a result of a blood clot in her lung earlier this week.

Serena Williams in blood clot scare

Serena Williams has undergone emergency treatment as a result of a blood clot in her lung, according to reports in the United States. The 29-year-old's spokesperson Nicole Chabot confirmed to People magazine she had had treatment on Monday for a haematoma, the result of a pulmonary embolism diagnosed last week.

Serena Williams undergoes emergency treatment

Serena Williams this week underwent emergency treatment as a result of a blood clot in her lung, according to reports in America.

The Last Word: Why this great Dane deserves to be top dog

It's time to stop the sniping, Wozniacki's a worthy No 1 because of her all-year-round excellence

Hook stops Wales sinking in Rome

Italy 16 Wales 24: Centre makes both tries and shines in front of goal after notching up a very speedy 50 caps

Serena Williams to miss Australia Open

Serena Williams will miss the Australian Open in January after opting to give herself more time to recover from foot surgery.

Nico Hulkenberg released by Williams

Williams have today dispensed with the services of Nico Hulkenberg despite claiming he produced "convincing performances" in his debut season and that he has "an undoubtedly bright future in the sport".

North shines but rare win goes west

Wales 25 South Africa 29: Springbok power proves too much for Wales yet again despite two tries from a teenage sensation

Beale brilliance gives Australia vital edge

Wales 16 Australia 25: Wales wallop the Wallabies in the scrum and breakdown but tourists' back three have too much creativity for Gatland's men

Wales look to the heavens for help

Any doubts as to how Wales intend to beat Tri-Nations opposition for just the second time in 11 efforts were put to rest yesterday when, for the first time in his tenure, coach Warren Gatland insisted on the Millennium Stadium roof being open.

Bale's old pal Warburton gets lead role

While most of Gareth Bale's old school team-mates can only ponder the what-ifs, at least one has the opportunity to shine his own name across the world stage this weekend. The Wales coach, Warren Gatland, has handed Sam Warburton the task of not only filling Martyn Williams' legendary boots against Australia, but also stopping the planet's in-form flanker.

Zvonareva pushes Wozniacki for No 1

Just weeks after becoming the world's top-ranked women's player, Caroline Wozniacki will have to fight to keep that position at this week's WTA Championships in Doha.

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Day In a Page

Burgundy, the River Rhone & Provence – MS Swiss Corona - seven nights from £999pp
Lake Maggiore, Orta and the Matterhorn – seven nights from £899pp
Sicily – seven nights from £939pp
Pompeii, Capri and the Bay of Naples - seven nights from £799pp
Istanbul Ephesus & Troy – six nights from £859pp
Mary Rose – two nights from £319pp
Israel-Gaza conflict: No victory for Israel despite weeks of death and devastation

Robert Fisk: No victory for Israel despite weeks of devastation

Palestinians have won: they are still in Gaza, and Hamas is still there
Mary Beard writes character reference for Twitter troll who called her a 'slut'

Unlikely friends: Mary Beard and the troll who called her a ‘filthy old slut’

The Cambridge University classicist even wrote the student a character reference
America’s new apartheid: Prosperous white districts are choosing to break away from black cities and go it alone

America’s new apartheid

Prosperous white districts are choosing to break away from black cities and go it alone
Amazon is buying Twitch for £600m - but why do people want to watch others playing Xbox?

What is the appeal of Twitch?

Amazon is buying the video-game-themed online streaming site for £600m - but why do people want to watch others playing Xbox?
Tip-tapping typewriters, ripe pongs and slides in the office: Bosses are inventing surprising ways of making us work harder

How bosses are making us work harder

As it is revealed that one newspaper office pumps out the sound of typewriters to increase productivity, Gillian Orr explores the other devices designed to motivate staff
Manufacturers are struggling to keep up with the resurgence in vinyl records

Hard pressed: Resurgence in vinyl records

As the resurgence in vinyl records continues, manufacturers and their outdated machinery are struggling to keep up with the demand
Tony Jordan: 'I turned down the chance to research Charles Dickens for a TV series nine times ... then I found a kindred spirit'

A tale of two writers

Offered the chance to research Charles Dickens for a TV series, Tony Jordan turned it down. Nine times. The man behind EastEnders and Life on Mars didn’t feel right for the job. Finally, he gave in - and found an unexpected kindred spirit
Could a later start to the school day be the most useful educational reform of all?

Should pupils get a lie in?

Doctors want a later start to the school day so that pupils can sleep later. Not because teenagers are lazy, explains Simon Usborne - it's all down to their circadian rhythms
Prepare for Jewish jokes – as Jewish comedians get their own festival

Prepare for Jewish jokes...

... as Jewish comedians get their own festival
SJ Watson: 'I still can't quite believe that Before I Go to Sleep started in my head'

A dream come true for SJ Watson

Watson was working part time in the NHS when his debut novel, Before I Go to Sleep, became a bestseller. Now it's a Hollywood movie, too. Here he recalls the whirlwind journey from children’s ward to A-list film set
10 best cycling bags for commuters

10 best cycling bags for commuters

Gear up for next week’s National Cycle to Work day with one of these practical backpacks and messenger bags
Paul Scholes: Three at the back isn’t working yet but given time I’m hopeful Louis van Gaal can rebuild Manchester United

Paul Scholes column

Three at the back isn’t working yet but given time I’m hopeful Louis van Gaal can rebuild Manchester United
Kate Bush, Hammersmith Apollo music review: A preamble, then a coup de théâtre - and suddenly the long wait felt worth it

Kate Bush shows a voice untroubled by time

A preamble, then a coup de théâtre - and suddenly the long wait felt worth it
Robot sheepdog technology could be used to save people from burning buildings

The science of herding is cracked

Mathematical model would allow robots to be programmed to control crowds and save people from burning buildings
Tyrant: Is the world ready for a Middle Eastern 'Dallas'?

This tyrant doesn’t rule

It’s billed as a Middle Eastern ‘Dallas’, so why does Fox’s new drama have a white British star?