Internet, Tweet | featured news

There have now been more than 20 billion tweets since Twitter (Twitter)’s inception, according to tracking service GigaTweet. The milestone comes just two months after the service hit 15 billion tweets and about five months since it reached 10 billion, indicating that activity levels on the microblogging service continue to accelerate.

Yahoo! and the micro-blogging site Twitter have struck a content-sharing deal, they announced Wednesday -- a plan that will share real-time tweets with the 600 million users in Yahoo's global network.

Twitter just announced that it now sees 50 million non-spam messages every day. That's interesting but it means more when you look at it in context.

It was the upstart rock star of the Internet in early 2009, roaring out of relative obscurity to become one of the most exposed -- some would say overexposed -- services on the Web.

Millions of dollars in relief aid has been collected via unlikely sources.

Yahoo Inc. is jumping on the Twitter bandwagon in its latest attempt to get people to use its Internet search engine more frequently. Beginning Thursday, Yahoo will mine the short messages posted on Twitter to find fresher information about hot topics. Microsoft Corp. and Google Inc. had earlier announced plans to incorporate Twitter messages into search results, but Yahoo said it will be the first among them to include such "tweets" on its main search results.

Twitter and LinkedIn have struck a deal for tweets to be shared on LinkedIn, boosting the efforts of both services to be a hub for professional conversation.

Many states have laws against texting while driving. But many also are more than happy to tweet you about the traffic conditions.