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IBM (NYSE: IBM), the No. 2 computer services company, said it will deploy its powerful Watson supercomputer at New York’s Memorial Sloan-Kettering Cancer Center to fight lung, prostate and breast cancer.

IBM senior manager for global security operations Nick Bradley said threats from cyberattacks increased last year despite more awareness by computer center managers. New threats come from iPhones and BlackBerrys.

Large enterprises that see the perils of “Big Data” are planning ahead by upgrading their computer centers now, a senior VP of IBM (NYSE: IBM) said.

Hewlett-Packard (NYSE: HPQ), the No. 1 computer company, said it will merge its PC with its printers unit, amid other internal changes ordered by new CEO Meg Whitman.

International Business Machines launched on Tuesday three services to help companies sift and understand so-called big data, hoping to get some of the $120 billion or more that businesses are expected to invest in data analytics by 2015.

Rumors are rife that Microsoft is hard at work on the highly anticipated next-generation Xbox 720. Reports flooding the internet have suggested that the new Xbox 720, which reared its head back in 2005, will arrive later this year.

Apple Inc CEO Tim Cook, moving swiftly after taking over from late Silicon Valley icon Steve Jobs, fulfilled a longstanding desire of investors by initiating a quarterly dividend and share buyback that will pay out $45 billion over three years.

QuestBack, a fast-growing Norwegian developer of feedback software, is making a play for the U.S. market by opening an office and beefing up local personnel.

Apple (AAPL) shares soared on Monday, breaching the 600 mark a few times before finally settling on 601, after the Cupertino, Calif.-based tech company decided to share some of its $100 billion in cash with its investors. Apple announced it would reward shareholders by launching a quarterly dividend and a stock buyback program that will pay out about $45 billion over three years, set to go into effect later this year.

Apple (AAPL) is feeling generous. After a record-breaking quarter announced in January and a record-breaking launch weekend for the new iPad, Tim Cook decided to share some of Apple's $100 billion in cash on Monday to fulfill a deep-seated desire of investors, announcing a quarterly dividend and a three-year shares buyback program to go in effect later this year.

Oracle (Nasdaq: ORCL), the No. 3 software developer and No. 1 in databases, is scheduled to report third-quarter results Tuesday. Last quarter, it missed estimates and the shares plunged 15 percent, shaving as much as $5.3 billion from the net worth of CEO Larry Ellison.

CEO Tim Cook decided on a new course for the Cupertino, Calif., company regarding shareholders. We have plenty of cash to run our business, he said.

Apple announced it will repurchase as many as $10 billion worth of shares now. Later this year, it plans to pay an initial dividend of $2.65 a share.

Shares of Apple (Nasdaq: AAPL) kept surging Wednesday even after the company was subpoenaed by Washington after two more analysts raised price targets.

Top-tier technology companies including Hewlett-Packard (NYSE: HPQ), IBM (NYSE: IBM), Intel (Nasdaq: INTC), Qualcomm (Nasdaq: QCOM) and Applied Materials (Nasdaq: AMAT), among others, all buy back shares. Qualcomm and Applied Materials have just refreshed their buyback programs and hiked their dividends, too.

Shares of IBM set a new high of $201.57 after new CEO Virginia Rometty said the No. 2 computer services company was “uniquely positioned” to deliver benefits of “a gusher of data” flowing into the global economy.

Mark Twain would have been amused by the remarks of new Apple Inc. (Nasdaq: AAPL) CEO Tim Cook last week when he announced the post-PC era. As Twain observed after reading his obituary, The report of my death was an exaggeration.

Shares of IBM (NYSE: IBM) are above $200 for only the second time in the No. 2 computer company’s 101-year history, valuing it at $232.4 billion.

A year ago, Apple had its weight in the Nasdaq 100 cut in half after having grown to where it tipped the scales at more than one-fifth of the index.

IBM researchers have developed an optical chip that can transmit as much as a terabit, or 1 trillion bits, of data per second using commercially available products -- a breakthrough that could revolutionize computing.

Intel Corp took the wraps off its newest Xeon server chip on Tuesday, seeking to capitalize on an explosion of Internet traffic sparked by Web-based cloud computing, social networking and growing smartphone and tablet computer use.

Now that IBM’s (NYSE: IBM) Watson supercomputer has gone to the doctor, it’s going to Wall Street.

GlobalFoundries, the chip maker based in Milpitas, Calif., celebrated its third year anniversary as a microchip foundry by purchasing all of the shares owned by Advanced Micro Devices (AMD), effectively making the company an independent contract chip manufacturer.

Hanover, Germany is the host city for the CeBIT conference starting March 6 through March 10, but a company called Tobit Software has already captured the crowd's imagination with a pole-dancing robot. As the second decade of the 21st century advances on, so does the robot world and the realm of mobile technology. From autonomous quadcoptors to a DARPA built four-legged Cheetah robot and exoskeleton supports for the disabled, the tech is advancing very rapidly.

Although specifics of Apple’s (Nasdaq: AAPL) iPad 3 introduction will be announced Wednesday, it’s not too early for investors to devise a strategy to benefit.

A significant but largely unnoticed shift is underway in how big U.S. companies account for pensions on their books. The move to mark-to-market accounting could signal that corporate America is betting on rock-bottom interest rates and continued economic recovery through 2012 and into next year.

Will big companies like IBM or venture capital-backed companies ensure the technology future of the U.S?

Apple saw its stock market value close above $500 billion on Wednesday to become the most valuable company in the world at present.

The U.S. Securities and Exchange Commission is spending millions of dollars on consultants to streamline the agency, but SEC insiders and at least one lawmaker are questioning whether the SEC is getting its money's worth.