Microsoft has released a preview version of the Silverlight 4 Beta Client for Facebook. The software, not to be confused with the similar Fishbowl client for Windows 7, offers a slick user interface to explore Facebook and currently comes with these features…

Major Nelson just confirmed that the long-awaited release of the Xbox 360 Fall Update, which integrates Facebook, Twitter, Last.FM and Zune Video. You can find the Facebook and Twitter applications under the new My Community channel on your dashboard.

You might have already noticed the green “Retweet” button we recently started placing at the beginning of our posts, which allows visitors to instantly “retweet” it while also keeping track of how many did. But since we’re a Facebook site in the first place, I wanted to add a similar button showing the number of Facebook shares.

iTunes 9 has just been released and the rumored Facebook integration turns out rather disappointing. All you can do right now is right-click a song in the iTunes Music Store (not even in your personal iTunes library) and choose the “Share on Facebook” option to publish the song’s name and album cover to your Facebook profile.

Some of you can’t seem to find the option that allows you to upload video directly to Facebook in the today released Facebook 3.0 app. It’s indeed not abundantly clear how to do that, but we can tell you how.

We learned from TechCrunch that the Facebook 3.0 app for the iPhone and iPod Touch was approved by Apple and has been added to iTunes about 15 minutes ago. At the time of writing, the entry in the iTunes Store still mentions version 2.5, but it should be 3.0 if you install it.

Facebook has yesterday submitted their updated Facebook 3.0 app for the iPhone to the iTunes Store for approval. Hopefully, Apple approves this app fast because the “What’s new” list looks most pleasing.

Mashable published a list of 10 iPhone apps and games you can log into using your Facebook account, thanks to Facebook Connect. “This list brings you 10 more fantastic apps that allow you to connect with Facebook from your iPhone to do things like share information, sync data, challenge friends to games, and access media.”

Verizon Communications (US) this week launched the Widget Bazaar, a virtual application store which gives its television service subscribers more ways to engage with TV content. One of the first widgets available integrates Facebook on the customer’s television set.

Did you know that over 8 million users become fans of Facebook Pages every day? Facebook has just added a free Widget for Facebook Page administrators, called the Fan Box. The Fan Box can show the number of fans a page has (up to 100), recent posts from the Page and a 1-click Become a fan button.

Indian web-developer Srinivas Tamada has created several free PHP scripts that enable webmasters to easily add some of Facebook’s handy functionality features to their own websites.

In this 9-minute video, 19-year-old Byron aka iHackYourTech reviews the top 3 Facebook applications for Google’s Android platform. Two of them are free, the third one is priced only 99 cents on the Android Market. Find out which app is best for your G1 phone…

Ronald, one of our readers, informed us today of an update to TweetDeck, the Adobe AIR-based desktop client for viewing and posting status updates on Twitter and Facebook. Yesterday’s release fixes a crashing issue when TweetDeck was minimised to the system tray in Windows.

MobileCrunch announced the release of Facebook for Blackberry v1.5. According to the source, changes in this new version include: Facebook messages can now be routed through your standard messaging inbox, Facebook events and birthdays can be auto-added to your calendar,…