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U.S. stocks plunged on Thursday as weaker-than-expected economic reports from both domestic and overseas coupled with fears over the impact on oil price by pervasive unrest in the Middle East and North Africa weighed on the sentiment.

U.S. stocks plunged on Thursday as weaker-than-expected economic reports from both domestic and overseas coupled with fears over the impact on oil price by pervasive unrest in the Middle East and North Africa weighed on the sentiment.

Leslie Valiant, professor of computer science and applied mathematics at Harvard's School of Engineering and Applied Sciences, has received the 2010 A.M. Turing Award from the Association for Computing Machinery (ACM) for his contributions to the theory of computation.

U.S. stocks ended modestly lower in choppy trading as unfolding events in Libya and their impact on oil prices seem to be the overriding factors to most investors.

The U.S. Securities and Exchange Commission voted on a method to compensate victims of swindler Bernard Madoff with some commissioners and staff unaware that the SEC's then general counsel had personal ties to the fraud.

U.S. stocks weakened a bit in choppy trading and unfolding events in Libya and their impact on oil prices seem to be the overriding factors to most investors.

A weak outlook from Texas Instruments weighed on the Nasdaq on Wednesday and pushed an index of chip makers below a key technical level in a worrisome sign for the market's six-month uptrend.

Shares of International Business Machines Corp hit a lifetime high on Wednesday as analysts welcomed the tech giant's commitment to double its profit by 2015.

The Dow rebounded on Wednesday with a jump in IBM's stock on its 2015 outlook, but the Nasdaq fell as a weaker-than-expected earnings target from Texas Instruments weighed on the chip sector.

The company is looking to create supercomputers with 1,000 times more power than today's machines.

IBM would be hosting its Analyst Day today at its Thomas J. Watson Research Center in Yorktown Heights, New York at 10 am EST that is likely to focus on 2015 roadmap, according to Barclays Capital.

Nervous analysts have worried for years that the stellar stock prices of technology giants Apple Inc and Google Inc could tumble back to earth.

U.S. stocks ended sharply higher on Thursday as stronger than expected initial jobless claims data and an easing of oil prices after reports of a possible peace deal in Libya buoyed sentiment.

Johnson Controls Inc., the Wisconsin-based automotive interiors giant, came out on top on the most recent list of the 100 best corporate citizens in America.

U.S. Rep. Rush Holt of New Jersey has defeated IBM supercomputer Watson in a Jeopardy-style match held in Washington.

Chip maker Advanced Micro Devices (NYSE: AMD) could be an attractive acquisition target for companies, including Broadcom Corp. and Oracle.

IBM announced an agreement with Nuance Communications, a speech recognition provider, to develop and commercialize Watson's advanced analytics capabilities in the health-care industry.

In the end Watson tripled the score of his competitors and proved machine is better than man on Jeopardy!

U.S. President Barack Obama's proposed 2012 Federal budget included proposals to improve the inefficiencies in government data centers. The budget outlines the adoption of cloud-computing and virtualization technologies to lower IT spending costs and increase agility.

One of Watson's collaborators, Eric Nyberg from Carnegie Mellon University, shares the robot's strengths, weaknesses and its future.

IBM and Jeopardy! have teamed up to conduct an exhibition between two former Jeopardy! champions and Watson, a super-computer with advanced artificial-intelligence.

Watson had an up-and-down first round on Jeopardy! against the game's greatest contestants.

Watson finished its first (of three) round of bout against legendary human players Ken Jennings and Brad Rutter. It is tied for first with $5,000 with Rutter while Jennings has $2,000.

A man-versus-machine showdown on popular U.S. quiz show Jeopardy! ended in a tie on the first day of a three-day challenge, when an IBM computer showed off its knowledge of the Beatles, as well as a few glitches.

HP gobbles up Massachusetts-based data analytics company Vertica for an undisclosed price.

IBM's Watson computing system will take on two former Jeopardy! champions in the first man-machine match on the popular TV quiz show this February.

The Watson project won't end with Jeopardy! next week as IBM will collaborate with several universities to expand it.

Fujitsu Ltd and Oracle Corp plan to jointly develop next-generation Unix servers and expand their decades-old partnership to include a new distribution agreement, the companies said on Wednesday, as they battle to keep up with market leader IBM.

Motorola, which had a memorable year in 2010 with profitable smartphone sales, has come out with a teaser ad for its upcoming Motorola Xoom tablet.