Mary Catherine is CNBC's San Francisco bureau chief. Prior to that, she was director of social media at CNBC, where she managed the business network's team of social media editors.
Twitter: @mcwellons Google+ : +MC Wellons
Marc Andreessen is back on Twitter after an absence of nearly 3 years, and the venture capitalist has thoughts—lots and lots of them.
A panel of personal finance experts, bankers and professional traders on how the debt ceiling crisis could affect personal investments.
The iPhone 5S isn't the only thing Apple launched on Friday. CEO Tim Cook made his Twitter debut, sharing his pride in the company's launch.
Twitter said Thursday it has filed for its long-awaited initial public offering — and, predictably, Twitter went crazy with the news.
Fashion guru Kenneth Cole is in hot water over a tweet Thursday from his personal account, where he apparently used the threat of military conflict in Syria to promote footwear.
Billionaire investor Carl Icahn revealed on Twitter that he's taken a "large position" in Apple—a tweet that instantly moved the market.
Ever been on a date and been unable to resist checking your Twitter feed? If the answer is yes, you're probably addicted to Twitter.
This question was posed to a panel of power tweeters and social media experts during a screening of CNBC's "#TwitterRevolution."
It's no surprise that viewers shared their passion for Twitter on the night of the premiere, so much so that the hashtag became the top trending topic in the U.S. generating tens of thousands of tweets.