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CNNMoney: What's really behind Twitter's staff exodusupdated: Mon Dec 19 2011 14:46:00

Twitter's transformation from startup to power player has hit its rocky adolescent stage. In the past six months, more than a dozen high-level employees have departed. The sudden exodus set Silicon Valley chattering: What's going on at Twitter?

CNNMoney: Twitter's Fly redesign aims to be faster, simplerupdated: Thu Dec 08 2011 15:41:00

When co-founder Jack Dorsey returned to Twitter earlier this year, he announced that his top priority would be to improve the service's user experience. On Thursday, Twitter unveiled the first fruit of that labor: A major redesign aimed at making Twitter faster, simpler, and more intuitive for casual users.

CNNMoney: Salvation Army's red kettles team up with Squareupdated: Thu Nov 17 2011 09:36:00

The Salvation Army is well-known for its ubiquitous red kettles and bell-ringing change collectors.

CNNMoney: A guide to Jack Dorsey's 80-hour workweekupdated: Mon Nov 14 2011 07:33:00

Twitter co-founder Jack Dorsey is trying to pull off an almost unprecedented trick: He's simultaneously guiding two of the tech industry's fastest-growing companies.

CNNMoney: Twitter board loses two power playersupdated: Sat Sep 17 2011 09:33:00

Three behind-the-scenes power players have left Twitter, the latest in a series of departures that are reshaping the micro-messaging site.

CNNMoney: TwitPic founder launches scathing Twitter cloneupdated: Thu Aug 11 2011 14:45:00

Twitter co-founder Jack Dorsey frequently blasts out "Hello" tweets to whatever city he happens to be in at the moment. A different type of "hello" hit the Web this week -- one that will look very familiar to Dorsey and Twitter's millions of users.

CNNMoney: Twitter lands major new funding roundupdated: Tue Aug 02 2011 14:42:00

Twitter has landed a major influx of cash to help it expand: The five-year-old social media company said Monday that it has just wrapped up a "significant" funding round led by venture firm DST Global.

Why you didn't get to #AskObama anything on Twitterupdated: Wed Jul 06 2011 22:07:00

Is Twitter really the best way to talk to a president?

Obama uses Twitter to talk jobsupdated: Wed Jul 06 2011 22:07:00

CNN's Dan Lothian reports on the first Twitter Town Hall and Republican questions asking 'where are the jobs?'

CNNMoney: Square raises $100 million for mobile payment serviceupdated: Wed Jun 29 2011 12:26:00

Payment startup Square just landed a massive cash infusion: The company raised $100 million in a financing round led by Kleiner Perkins Caufield & Byers.

How early Twitter decisions led to Weiner's downfallupdated: Tue Jun 14 2011 07:50:00

Now that the Anthony Weiner Twitter meltdown has pretty much played out, I'm surprised that there hasn't been much discussion of the butterfly wing-flap that brought him down: Twitter's rules of engagement when it comes to "following."

CNNMoney: Twitter acquires TweetDeckupdated: Tue May 24 2011 05:36:00

Twitter has acquired TweetDeck, an application for organizing the display of tweets, for more than $40 million in a mix of cash and stock, according to sources close to the deal.

Square seeks to replace cash register with revamped appupdated: Mon May 23 2011 18:07:00

Like countless others, Jack Dorsey thinks cell phones can replace wallets.

CNNMoney: Wealthy investors add art startups to their collectionsupdated: Tue Apr 26 2011 12:50:00

With investors flinging cash at nearly every tech venture that pops up on their radar, it was inevitable that the money would eventually land in a niche not exactly renown for its business models: the art market.

Twitter more robust than it may seemupdated: Fri Apr 15 2011 15:57:00

In the beginning was a word, sketched on a legal pad. And the word was Status.

Twitter up to 1 billion tweets a weekupdated: Fri Apr 15 2011 15:57:00

Co-founders Biz Stone and Jack Dorsey say they are extremely humbled by Twitter's success and growing importance.

Co-founders, celebrities talk Twitterupdated: Wed Mar 30 2011 09:13:00

Jack Dorsey got the Twitter ball rolling, or chirping, on March 21, 2006.

CNNMoney: Twitter plays musical chairs as founders' roles shiftupdated: Fri Mar 25 2011 15:38:00

Twitter's transition from "cultural force" to "actual moneymaking business" isn't going smoothly. A management shift is in the works, with one of the site's creators ramping up his involvement and another quietly stepping away.

CNNMoney: Twitter turns 5, goes from 0 to 140 million tweets a dayupdated: Mon Mar 21 2011 09:08:00

Five years ago today, Twitter cofounder Jack Dorsey blasted off the very first tweet. What began as an experiment in "microblogging" -- no more than 140 characters, please -- has become a cultural landmark.

Twitter reunites dad and daughterupdated: Mon Mar 21 2011 07:04:00

A homeless man who hasn't seen his daughter in 11 years reunites with her after tracking her down through Twitter.

Happy 5th #Birthday @Twitterupdated: Mon Mar 21 2011 07:04:00

The message was cryptic. Two words. No context, no punctuation, just: "inviting coworkers"

Study: Internet users more likely to volunteer for groupsupdated: Tue Jan 18 2011 14:09:00

The stigma that heavy internet usage creates lonely, reclusive people blogging in a dark room may require rethinking.

Mobile-phone cash register Square open for businessupdated: Mon Oct 25 2010 18:26:00

Square, an application that turns a smartphone into a mobile cash register, is open for business.

"Square" could change the way we payupdated: Mon Oct 25 2010 18:26:00

Jack Dorsey, Twitter chairman, talks about Square, his new venture that turns digital devices into credit card readers.

Fortune: Twitter's business model: A visionary experimentupdated: Fri Jul 09 2010 12:02:00

In March 2006, Jack Dorsey wrote the first tweet ever: "Just setting up my twttr." Inspired by the pithy status updates in the ambulance and taxicab dispatch software he once programmed, Dorsey translated that software model into a real-time stream where more than 190 million users now relay their thoughts in 140 text characters or less.

CNNMoney: IPhone credit card swipe war heats upupdated: Tue Feb 16 2010 11:25:00

What if your iPhone took plastic? Imagine if your business could use it as a mobile credit card processor, a swipe-and-go system for ringing up payments wherever you roam.

Twitter creator reveals Square mobile-pay deviceupdated: Mon Dec 14 2009 03:33:00

Twitter creator Jack Dorsey Wednesday gave the first public demonstration of his hotly-anticipated latest venture -- a device to allow credit card payments by cell phone -- and revealed it would be given away for free.

Conference puts focus on the future of real-time Webupdated: Wed Dec 09 2009 14:10:00

The future of social networking, the real-time Web and a host of apps and gadgets were the talk of the annual Le Web conference as it opened here Wednesday.

How the Square mobile payment service will workupdated: Fri Dec 04 2009 17:36:00

Twitter creator Jack Dorsey's Square application, which is like a smartphone PayPal for credit cards, has attracted lots of warranted attention for its potential to enable peer-to-peer and merchant credit card transactions in the real world far beyond what's capable today in most countries.

Tweeting to Baghdadupdated: Wed Apr 22 2009 11:00:00

The co-founder of Twitter is taking part in a technology symposium in Baghdad. CNN's Cal Perry reports.

Fortune: Twitter: Buzz first, profits laterupdated: Wed Apr 08 2009 15:27:00

Last summer, well after Twitter had become the buzz of the New York and San Francisco Web crowds but months before its current moment at the apogee of Internet hype, I visited the startup at its hip South of Market offices and wrote a feature on the company in Fortune. Its title, "The true meaning of Twitter," now feels like a quaint moment in time when the very definition of the company's name, let alone how you use its product, needed explaining. Twitter had raised $22 million back then, had about 3 million users and was hot.

Fortune: The true meaning of Twitterupdated: Thu Aug 07 2008 11:43:00

I am sitting in a meeting room at the San Francisco offices of Twitter, chatting with the fast-growing startup's 31-year-old CEO, Jack Dorsey, when a wave of déjà vu washes over me. The youthful vibe, the playful decor, the funky South of Market loft space - I've been here before. In 2005, Mark Zuckerberg earnestly explained to me the importance of Facebook as we sat in his similarly appointed office in Palo Alto. Chad Hurley and Steve Chen walked me through YouTube's growth story the following year in their cramped space above a San Mateo, Calif., pizza parlor.

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