Twitter was forced to roll back its software to a previous stable version on Thursday in order to restore service after a two-hour outage.
Twitter went down this afternoon, got back up and crashed again. Twitter said it was working on the issues but that problem was ongoing.
Yahoo and Facebook are in negotiations to resolve a patents dispute, an attorney for Yahoo told a federal court on Tuesday.
LinkedIn has been hit with a potential class-action lawsuit alleging it failed to meet "industry standard" security practices in connection with a massive data breach earlier this month.
Facebook has acquired Face.com, the facial recognition software company whose products power Facebook's photo tagging suggestions, according to a blog post.
Microsoft's search engine Bing will now feature content from Yelp, an online company that helps people find great restaurants, hotels and stores based on users' reviews.
Facebook has started promoting security tips at the top of each user's home page, with a link to information about scams, passwords and how to stay safe on the social network.
WordPress 3.4 offers new tools making it easier to choose themes and format photo captions.
Facebook, Google, Twitter, and AOL have joined an alliance that has been set up to counter "bad ads," including those that deliver malware, direct users to scams, or try to sell counterfeit goods, said StopBadware, the promoters of the alliance.
Twitter is updating its "expanded tweets" feature, giving users more previews, images and videos from a growing list of news outlets.