Ginni Rometty reveals the future of Watson

IBM's CEO told Fortune what the future holds for the talking supercomputer.

FORTUNE -- On May 15, Fortune senior writer Jessi Hempel interviewed IBM (IBM) CEO Ginni Rometty as a keynote for the National Venture Capital Association's 40th anniversary conference, Venturescape. What follows is an edited version of their conversation.

Fortune: IBM was once about mainframes, and then PCs and printers. Now IBM is about services, software, Watson. How do you think MORE

Galaxy S4: 10M in 4 weeks. iPhone 5: 5M in 3 days.

When Apple reported record iPhone 5 sales, the stock began a six-month free fall.

FORTUNE -- It's been years since Samsung reported any unit sales numbers at all for its mobile phones, so the tech press took notice Thursday when the South Korean manufacturing giant decided it had something to brag about.

Samsung Electronics co-CEO Shin Jong-kyun told reporters at an industry forum in Seoul that he is confident shipments of the Galaxy S4 MORE

Blackberry is about to give away its last advantage

Its free messaging service is one of the struggling company's most valuable assets.

By Cyrus Sanati

FORTUNE -- Blackberry's decision to make its free messaging service, BBM, available on other mobile phone platforms is a Hail Mary play for a damaged company that pretty much has nothing to lose at this point. By giving away the stickiest feature available to Blackberry's dwindling consumer base to Android and iOS users for free, the company MORE

The big funds on Apple: Who bought and who sold last quarter

Total shares held fell 5.2%, but more funds increased than reduced their Apple holdings.

FORTUNE -- Any institution with more than $100 million in equities under management was required to file a Form 13f Wednesday telling the U.S. Securities and Exchange Commission what stocks they bought and sold last quarter, and once again Apple (AAPL) was the No. 1 equity in their portfolios.

Although several news sites -- including CNBC, CBS and MORE

Google Android's enterprise problem

Google's mobile operating system may be getting a boost from -- of all places -- Blackberry.

FORTUNE -- This week's Google I/O conference in San Francisco was disappointingly light on Android news. And it was especially light on new, enterprise-friendly features for Android devices. Instead, it showed improvements aimed at consumers and education institutions. But while Google may not seem focused on making its mobile operating system more attractive to IT departments, MORE

Watch who Tim Cook talks to in the Washington press corps

In advance of next Tuesday's Senate testimony, he softened the ground with interviews at Politico and the Washington Post -- but not, pointedly, the New York Times.

FORTUNE -- Tim Cook is coming to Washington next week, summoned by the same Senate subcommittee that blasted Microsoft (MSFT) and Hewlett Packard (HPQ) last fall for funneling U.S. profits overseas to avoid paying U.S. taxes on them.

But Apple's (AAPL) CEO -- whose company MORE

Meet your new password: Your voice

An increasing number of companies are looking at using voice for security.

By Verne Kopytoff

FORTUNE -- Bank call center agents make good interrogators. What's your name? Your account number? Your Social Security number? Your mother's maiden name? Preventing fraud is, of course, the goal. But that doesn't make the process any more convenient.

An increasing number of companies are looking at an alternative that would do away with all of the MORE

Harsh anti-Abercrombie & Fitch video goes viral

Abercrombie brands itself as "exclusionary." And that means trouble.

FORTUNE -- A video depicting a hipster giving homeless people clothes from Abercrombie & Fitch (ANF) reached critical viral mass this week. It was a protest against Abercrombie's practice of only hiring "good-looking" people for its stores, not stocking women's clothes in large sizes, and marketing itself only to "cool kids."

"Abercrombie & Fitch is a terrible company," says filmmaker Greg Karber. Which MORE

Samsung's radical plan to bring you faster wireless

The Korean giant wants to deliver 5G network technology by 2020.

By Peter Suciu

FORTUNE -- While many mobile phone users are still making calls, sending texts, and surfing the web over a 3G network and have yet to upgrade to a 4G handset, South Korean mobile phone maker Samsung says it has successfully developed the world's first adaptive array transceiver technology operating in the millimeter-wave Ka bands for communications -- MORE

Windows Phone surpasses Blackberry for third place in smartphone shipments

Google's Android and Apple's iOS still make up the vast majority of the market.

FORTUNE -- There's a new number three.

Microsoft's (MSFT) Windows Phone operating system has overtaken BlackBerry (BBRY) for the first time, according to researcher IDC. The firm released its quarterly report on the smartphone market, showing that during the first quarter of 2013, Windows devices made up 3.2% of all smartphones shipped. BlackBerry devices accounted for 2.9% of MORE