Can Twitter predict the stock market?
New research suggests that tweets offer a snapshot of the public's mood — and which way stocks are heading
Stock investors may finally have the "crystal ball" they have always wanted — Twitter. Researchers from Indiana University-Bloomington examined nearly 10 million tweets over 10 months in 2008, looking for key words to indicate the public's mood, and found... More
Why Twitter's CEO stepped down: 4 theories
In an unexpected move, Evan Williams demoted himself, making way for COO Dick Costolo to take over at Twitter. Commentators weigh in on the change
In a surprise shift in the social-media universe, Twitter co-founder Evan Williams stepped down as CEO on Monday and was replaced by COO Dick Costolo. In Williams' two years on top, Twitter has exploded from 3 million registered users to 160 million and from 20... More
How great is the new Twitter?
The micro-blogging site's new features have evoked many raves — and some rants, too
Twitter isn't just 140 characters anymore. The popular social networking site unveiled a massive redesign this week, adding new features that include simplified navigation for finding specific messages, ways to discover additional content related to your message... More
Why Twitter keeps crashing: 4 theories
Twitter can't keep its act together, leaving millions of the world's most concise communicators high and dry. Why is the "fail whale" back?
Sightings of the Twitter "fail whale" — the iconic graphic that indicates the site is not working — have been so common that #failwhale and #whiletwitterwasdown were among the top trending topics this week, reports the Los Angeles Times. Twitter communications... More
Should the government save every Tweet?
The Library of Congress is archiving every 140-character post on social-networking site Twitter. A good idea?
Are you a Twitter user? Then congratulations — your everyday, 140-character updates may have won you a place in the Library of Congress. The venerable institution is adding the vast majority of tweets sent since March 2006 to its online archives to save them... More
The great Twitter sell-out
What does Twitter's new advertising plan mean for the site's users?
Twitter, the highly popular "micro-blogging" website, finally has a business plan. Twitter's new advertising service, called "Promoted Tweets," provides the site with its first ongoing way to make money off of its nearly 106 million registered users. But what does... More
Will Google Buzz topple Twitter?
A much-ballyhooed new function allows Google users to post status updates similar to Tweets. Does it pose a competitive threat Twitter?
After a good deal of speculation and excitement on tech blogs, Google has unveiled Buzz, a new service that Gmail users to post short, Twitter-style status updates. This signals to many observers that Google is serious about beefing up the social networking arm... More
The Pope's Twitter Crusade
A new edict from Pope Benedict XVI encourages priests to log onto social media. Can the church connect to Catholics via Twitter?
Pope Benedict XVI issued a surprising proclamation this week urging priests to use social media to spread the Gospel. In anticipation of World Communications Day, the pope, who has confessed to being Web-illiterate in the past, told priests to "give a soul" to... More
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