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PC World - Apple has established the concept of the app store and continues to define the business model for competitors to follow. Mobile operating system platforms, at least those intended for smartphones, are more or less required to have some form of app store now, but enough is enough with 'there's an app for that'. How many apps do we need, exactly?

Finally, an answer to why Robert Pattinson “smells bad.” His alleged odor is to ward off the paparazzi, according to New Moon co-star Peter Facinelli.

City smart celebs have been getting dressed for success, impressing us with their sophisticated style. Rihanna, who shocked for better and for worse on Sunday night with her bizarre American Music Awards costuming, looked unusually demure on Monday night in New York City, stopping by Best Buy to promote her new album in Rated G duds.

LiveScience.com - More brains doesn't necessarily equal more smarts, a new comparison of animal noggins reveals.

NewsFactor - Things are changing in the world of smartphones, according to the October Mobile Metrics Report from AdMob. The organization, which is in the process of being acquired by Google, traced the operating systems and handsets running on devices served by its network, said Nicole Leverich, the company's director of corporate communications.

AP - Patent holding company Klausner Technologies Inc. on Monday said it's suing Motorola Inc. and the maker of BlackBerry smartphones for allegedly violating its patent for visual voicemail.

AFP - Swedish streaming software Spotify announced on Monday the launch of a music application for the Symbian platform, used by the world's biggest mobile phone maker Nokia and other smartphones.

HELSINKI (Reuters) - - Nokia Oyj's battered shares could get a boost when the firm looks ahead at next week's investor day to an expected upturn in handset margins and a more competitive smartphone offering in 2010.

What would happen if solar panels were free? What if it were possible to know everything about the world--not the Internet, but the living, physical world--in real time? What if doctors could forecast a disease years before it strikes? This is the promise of the World Changing Idea: a vision so simple yet so ambitious that its full impact is impossible to predict. Scientific American’s editorial and advisory boards have chosen projects in five general categories--Energy, Transportation, Environment, Electronics and Robotics, and Health and Medicine--that highlight the power of science and technology to improve the world. Some are in use now; others are emerging from the lab. But all of them show that innovation is the most promising elixir for what ails us. --The Editors The No-Money-Down Solar Plan

The Internet is making the world of learning smarter -- and more profitable.

Macworld.com - Though you may think us to be iPhone fans all the time, we really do want to root for the underdog. Whether it's Google's Android or Palm's webOS, the smartphone industry could really use a David to the iPhone's Goliath to promote competition and better products all around.

After spending a few days across the pond in London, Rihanna flew back home to L.A. today, arriving in style as usual. RiRi was supported by her pals Jay-Z and Beyonc