AP - Robotic rovers have patrolled deep space and the deepest seas, but scientists are still struggling to create drones that can overcome the multiple challenges of exploring Antarctica.

AP - Commercial printing, where traditional offset still reigns, could be transformed with the introduction of a bevy of versatile, high-speed digital presses.

AP - Yahoo Inc. CEO Jerry Yang rejected the image of his company as "under siege" Wednesday, telling conference goers that executives are rallying to streamline Yahoo's offerings and make it more relevant to consumers and to advertisers.

Reuters - Microsoft Corp's attempt to strike a deal with Yahoo Inc is an "accelerator" of its online strategy, but not the entire vision, the company's top software executive said on Wednesday.

Reuters - Federal, state and consumer discomfort with Google Inc, Yahoo Inc and other companies tracking consumers' online behavior could slow the growth of Internet advertising, a financial services research group said in a report on Wednesday.

AP - The set-top box, a necessary appendage for millions of cable television customers for decades, is moving toward extinction.

AP - Microsoft Corp. said its next operating system will be made for touch-screen applications, an alternative to the computer mouse, and its top executives reaffirmed interest in joining forces with Yahoo Inc.