ast growing startup Twitter will soon be joining a select group of startups with private venture round valuations of $1 billion, we’ve heard from multiple sources. CEO Evan Williams disclosed the round to employees at a recent all hands meeting…

First we had the race to 1 million followers on Twitter () (let the history books show that Ashton won). But did you know that a similar battle is brewing over the most Facebook fans? YouTube thinks they can take the title, and to make things more interesting they’re also allowing their Facebook fans to [...]

Twitter’s traffic has grown tremendously in the past year, but how many people are actively using the service versus casually passing by? According to the latest research from eMarketer, that number will be at around 18 million by the end of 2009…

Twitter has already had repercussions in the courtroom. Now it has had them at Microsoft’s annual company meeting as well. Employee tweets from the gathering Thursday revealed that we may see a major update to the company’s Bing search engine as early as next week…

But something unexpected has changed all that. Yesterday FOX confirmed that popular Twitterer (@TheEllenShow) and daytime talk show host Ellen DeGeneres would be the new American Idol judge. And according to your Twitter (Twitter) reactions, it’s pure genius…

Mary-Jo Foley at our sister site ZDNet spotted a few eager Twitter users spilling the beans on Bing 2.0 following Microsoft’s annual company meeting, where employees were apparently given a preview of some new features that will be rolled out over the coming weeks. Some attendees had the changes coming next week, while others thought [...]