Behind the news of Tumblr’s sale for $1.1billion (£723 million) to Yahoo there lies the story of David Karp, its 26-year-old founder, who has now become one of the world’s richest technology entrepreneurs.

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The business on...Tyler and Cameron Winklevoss

Mmm, they're hunky

The business heroes and villains of 2010

Who were the good guys and who were the bad guys in business and economics in 2010? James Moore is your guide to <i>The Independent's</i> halls of fame, and shame

Zuckerberg's China visit fuels Facebook rumours

In the rest of the world he's a precocious mogul and Time magazine's person of the year; in China, though, Mark Zuckerberg is almost unknown. Now, after pictures of him visiting Beijing's biggest internet company have appeared online, feverish speculation has erupted over whether he could be set to change that by taking his social networking site, Facebook, into the one country that has resisted its charms.

Sarah Churchwell: 'Time' waits for no woman

Time magazine has named its 2010 "Person of the Year" – the individual judged by the editors to have most influenced the world over the past 12 months. Despite its readers having voted for Julian Assange by an overwhelming majority, Time's editors chose Facebook's Mark Zuckerberg, calling him "The Connector" – "for creating a new system of exchanging information; and for changing how we all live our lives".

First Night: Lady Gaga, 02 Arena, London

Shocked and thrilled by Gaga's theatre of excess

Video: Zuckerberg is Time Magazine's Person of the Year

Mark Zuckerberg edges out Julian Assange, the Tea Party and the Chilean miners to become Time Magazine's face of 2010.

Mark Zuckerberg is Time's person of the year

Facebook founder Mark Zuckerberg has been named Time magazine's "Person of the Year".

They sued Mark Zuckerberg for $65m. But it was not enough

A court settlement of $65m (£41m) would put an end to most disputes, but not when it stacks two of the most aggrieved men in corporate history against their sworn enemy, the billionaire founder of Facebook.

Sarah Sands: What drives a man to be a cyber martyr?

Julian Assange took advantage of a loner

Facebook film wins friends &ndash; and awards

First blood in the long battle that will end at the Oscars in late February was drawn by the film The Social Network, which picked up the lion's share of honours at the opening event of the Hollywood awards "season".

Bush and Zuckerberg bond on 'the Facebook'

One of them sometimes gets called the most powerful man in the world; the other is George W Bush. The founder of Facebook, Mark Zuckerberg, has broken bread with the retired President of the US, revealing that despite their 40-year age gap and divergent political backgrounds, the duo have more in common than you might expect.

Food for thought: how one young entrepreneur turned a drunken idea into a tasty business

While recent graduates everywhere are busy panicking about their lack of job opportunities, 24-year-old Josh Magidson is feeling pretty smug. After all, Londoner Josh has just sold the website he set up at university to the e-commerce giant Just Eat for £500,000.

The middle men making a killing out of Facebook

Mark Zuckerberg may not yet earn anything from his invention, but for a shadowy group of investors it's a goldmine

Talent tug of war makes Silicon a happy valley

As web giants fight over top geek talent, bonuses are booming. Guy Adams reports
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National archives: Edward VIII’s phone calls - and how MI5 bugged them

Edward VIII’s phone calls - and how MI5 bugged them

Newly unearthed papers reveal a shocking extra dimension to the constitutional crisis over monarch’s abdication
Sent down at the Old Bailey: A tour of the world's most famous court

Sent down at the Old Bailey

A tour of the world's most famous court
Hollywood's random acts of red-carpet kindness

Hollywood's random acts of red-carpet kindness

The Hangover actor Zach Galifianakis’s date for his movie premieres isn’t arm candy  – it’s his 87-year-old friend who he saved from homelessness
British football scores an own goal

British football scores an own goal

Many managers barely survive a year in post. Martin Baker talks to experts who make a case for clubs using forensic business skills to find the best staff
James Lawton: Sergio Garcia cracks as major fault line opens up again

James Lawton

Sergio Garcia cracks as major fault line opens up again
Dylan Hartley: Northampton have spent the season proving all our critics wrong

Dylan Hartley talks tough

Northampton have spent the season proving all our critics wrong
Watch out Watford: Here comes the secretive Bilderberg Group

Watch out Watford: Here comes the secretive Bilderberg Group

A meeting of global power brokers in a Hertfordshire hotel is exciting conspiracy theorists, but what are they really about?
'The ultimate all-in-one home entertainment system': Microsoft finally unveils its Xbox ONE console

'The ultimate all-in-one home entertainment system'

Microsoft finally unveils its Xbox ONE console
Plenty of Fish dating site founder pulls 'Intimate Encounters' option to ward off sleazy men

Plenty of sleaze

Dating website pulls intimate 'hook-up' section to curb harassment
Inferno author Dan Brown 'honoured' to be invited to join the Freemasons

The Freemasons’ Code

Dan Brown reveals the message that told him door to the lodge is open
Not secure any more: G4S boss heads for exit at last

Not secure any more: G4S boss heads for exit at last

Nick Buckles survived the Olympics débâcle and a £5bn bid fiasco but a profit warning finally triggered his downfall
How to say ‘I’m a sellout’: Tumblr’s David Karp’s message of reassurance to his staff sounded very familiar

How to say ‘I’m a sellout’

Tumblr’s David Karp’s message of reassurance to his staff sounded very familiar
Why clubs are keen to take a stand

Why clubs are keen to take a stand

There's a real desire around the grounds for safe standing. But will the authorities listen?
In the end the fans decided Tony Pulis had made a pig's ear of the job at Stoke City

In the end the fans decided Tony Pulis had made a pig's ear of the job at Stoke City

Disillusion with a siege mentality and negative playing style made change inevitable
James Lawton: The James Hunt I knew is the subject of a new F1 movie

James Lawton: The James Hunt I knew is the subject of a new F1 movie

British driver was fascinating man whose epic duel with Niki Lauda in 1976 was typical of an era of glamour and glory – but also the ever-present threat of death