Billionaires aim for cheaper spaceflight

In the booming commercial space business, ventures founded by tech billionaires Jeff Bezos, Elon Musk and Paul Allen are reinventing the most expensive aspect - launching spacecraft into orbit.

At a Glance: Microsoft CEO Ballmer's ups and downs

Microsoft CEO Steve Ballmer announced on Friday that he plans to retire from the world's biggest software company after more than 13 years at its helm. Here's a look at the ups and downs of his tenure:

Seattle: Living Computer Museum not just for geeks

(AP)—For tourists with an interest in Seattle's role as a high-tech hub, there hasn't been much here to see, other than driving over to Microsoft headquarters in suburban Redmond to take pictures of a bunch of boring buildings.

Google+ 'Hangouts' grow in popularity

David Resnick used it to break through the anxiety and isolation of people who stutter. Joe Saad launched a business. M. Monica Malone, an extrovert whose damaged immune system left her a shut-in, found a way she could give ...

Allen, Rutan plan huge plane to launch spaceships

Microsoft co-founder Paul Allen and aerospace pioneer Burt Rutan are building the biggest plane ever to haul cargo and astronauts into space, in the latest of several ventures fueled by technology tycoons clamoring to write ...

Paul Allen says book not revenge against Gates

(AP) -- Microsoft co-founder Paul Allen defends his new book in an upcoming episode of "60 Minutes." He says it was meant as an important slice of technology history and not as revenge against Bill Gates.

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