PHILADELPHIA (Associated Press) –  Comcast Corp. announced Thursday it plans to buy a majority stake in NBC Universal for $13.75 billion, giving the nation’s largest cable TV operator control of…

For the past decade, experts have proclaimed every year to be “the year of the mobile.” 2009 was no different, especially after Google bought mobile ad network AdMob for $750…

Marketers monitoring Twitter for mentions of their brand may have noticed that microbloggers are more likely to give or seek information than to sound off about a product, good or…