Apple, Google, and IBM own the world’s 3 most valuable brands, worth over $400 billion

Apple should watch out, however. Its brand value grew just one percent, compared to mobile rival Samsung's massive 51 percent growth to number 30 in the global rankings at $21 billion.

41 of the Fortune 500 companies are tech companies (and here they are)

Apple’s in the top 10 for the first time ever, Facebook hits the list, and Dell sells more than Google as Fortune Magazine released its Fortune 500 companies today, ranking the top 500 companies by global income.

Notable this year …

NewsGator CEO JB Holston: at the center of the Yammer-Microsoft crosshairs

Swap chairs for a moment.

You’re the chief executive of NewsGator, a key Microsoft partner in enterprise social software. You’ve just been named a Microsoft Globally Managed Partner. And both of your key product lines contain the words “for SharePoint” …

An operating system for cities: How IBM plans to make your city smarter

Cutting emergency response times in Rio de Janeiro by 30 percent? Reducing pollution in San Francisco’s Bay Area? Eliminating traffic congestion in Lyon, France?

Those are all things you can do … if you make your city smarter.

IBM calls …

Original Yammer investor George Zachary speaks out on the Microsoft deal

Microsoft formally announced the acquisition of enterprise social networks provider Yammer for $1.2 billion yesterday.

VentureBeat talked to George Zachary of Charles River Ventures about how the deal happened and what the future might hold for Yammer. Charles Rivers is …