For a U.S. military increasingly dependent on sophisticated satellites for communicating, gathering intelligence and guiding missiles, the possibility that those space-based systems could come under attack has become a growing worry -- and the perceived need to defend them ever more urgent. And...

Nobody laughs at the idea of replacing a land-line phone with a cellphone, so why should the idea of ditching a ground-bound broadband Internet connection in favor of a high-speed data service from your cellphone provider seem ridiculous?

Apple Computer has delayed filing its financial statements for a second time and said it will restate earnings to account for backdated stock-option grants.

No more free country club memberships, sports tickets or financial counseling for Lockheed Martin's highest ranking executives.

Four top executives at AOL abruptly announced their intentions to leave the company yesterday, just days before new chief executive Randy Falco is expected to announce a major restructuring at the top.

Al Shugart, 76, who pioneered the multibillion-dollar computer hard drive industry and was one of the more colorful characters of Silicon Valley, died Dec. 12 at California's Community Hospital of the Monterey Peninsula of complications from heart surgery he had six weeks earlier.

Security Fix blogger Brian Krebs answers your questions about the latest computer security threats and offers ways to protect yourself and your personal information.

Federal Communications Commission Chairman Kevin J. Martin said yesterday he did not know how soon it would consider AT&T's proposed $86 billion acquisition of BellSouth after the deal was left off the agenda for Wednesday's meeting because of a continuing stalemate between the commission's...

Telecom equipment maker Ciena of Linthicum, Md., yesterday reported its first profit in five years, a rebound for a company stung by a dismal industry downturn earlier in the decade.

NEW YORK -- Apple Computer Inc. said Friday it has delayed filing its annual report with the Securities and Exchange Commission due to its ongoing investigation into stock option grants.

TOKYO -- The reception of Nintendo's Wii video game console has been enthusiastic _ too enthusiastic, apparently, for the straps that are supposed to keep the game controllers in the hands of players.

Letting go is difficult, especially letting go of the steering wheel. I'm not accustomed to it. I don't like it. I didn't want to do it. But I did, thanks to Toyota Motor Corp.'s advanced parking guidance system.

AOL laid off more than 450 employees at its corporate headquarters yesterday as part of plans announced earlier this year to cut costs and change the company's business strategy.

European officials yesterday joined the chorus of concern over a U.S. screening program that creates risk profiles for every air traveler entering or leaving the United States, and sought assurances that the system does not violate European privacy rights.

TOKYO -- Sony is sticking to its target of shipping 2 million PlayStation 3 consoles by the end of the calendar year, its president said Thursday as he addressed concerns the company wouldn't be able to meet even the relatively low goal it set ahead of the year-end shopping season.

LONDON -- Shares of EMI Group PLC, whose artists include Coldplay and Robbie Williams, dropped more than 8 percent Thursday after the music company said it had ended takeover talks with an unidentified suitor.

SANTA ANA, Calif., Dec. 13 -- Representatives of Chandler family members on Tribune's board of directors approached one private-equity firm about a possible partnership to buy the embattled media giant several months ago, even before the family began pushing for the sale of the company that is now...

A new Bush administration policy for reviewing scientific documents before publication has angered some U.S. Geological Survey scientists, who say the elaborate internal review of their work may impede them from conveying information to the public.

Phillip Swann, of TVPredictions.com, will be online to answer your questions about HD and Blu-ray technologies.

Google has come up with yet another novel way to reward its employees.

Before stepping into the cockpit of a commercial jetliner for the first time, pilots have racked up hundreds of hours in the air, usually at the controls of small planes.