Facebook has greatly enhanced it’s Chat functionality, with three major new features: group chats, video calls and a new look and feel for the feature, making the contacts list more prominent than ever before.

If you’re a user of Facebook’s Android App, you probably know how limited it is when directly compared to the iPhone version, and even Facebook’s mobile website. While the gap hasn’t been bridged yet, Facebook has released version 1.6 of its Android client that brings it one step closer to that goal.

Barack Obama is an icon to many of us, not only in America but all across the world. What we know him the most for is the grassroots campaign he ran, but now that he’s President, some think the “yes we can feel” has drowned out. In order to deal with that, Obama will start posting on his Twitter account, and become more active on Facebook.

Over the years, the blogosphere has made fun of Facebook and Mark Zuckerberg. College Humor, a website known for its numerous comedy sketches, is now poking fun at the company as well.

Facebook really is one of the biggest success stories of the last 10 years, and not just when it comes to companies based around the internet. Infamously founded by Mark Zuckerberg while at Harvard, Facebook is now home to over 600 million users – and it shows no sign of slowing in its meteoric rise to ruling to social networking world. But what if Facebook was never founded? It just so happens rent-an-evangelist Guy Kawasaki asked that very same question and came up with this infographic courtesy of SimpleGrain.

One of the most popular and widely used app on the iPhone has got an update today! This new version 3.4 of the official Facebook for iPhone app brings an overall improved and polished UI for notifications, along with much better reliability and bug fixes. It also adds new Map View for Facebook Places, ability to unfriend, and the ability to check-in to Facebook Events that you might be attending.

The Facebook staff is always on the move to evolve, experiment and add new features to the social network. What I love about them is the way they do it. Apart from the timely major over-hauls, they keep on introducing users to minor changes and updates. This allows users to cope up with changes while getting to enjoy new features at the same time.

Each day, the Vimeo Staff picks one of the best videos that were recently uploaded to Vimeo and features it over the “Vimeo Staff Picks”. One of the recent featured videos is for Facebook obsessed folks, which almost 73 percent of US internet users are (totally taken from the video).

In November last year, Facebook announced a whole new messaging system which was basically a mash-up of IM, real-time chat and email. And today, Facebook has started rolling out the new Messages system for everyone.

Since the launch of the version 4 back in August, the new Digg has been getting minor over-hauls time and again. One of the main reasons of the frequent changes is to bring back the user experience to the Digg community.

Since the launch of Digg v4 earlier in August, the staff at Digg has been continuously rolling out new features to grab their lost user-base back. This has definitely given me a better user experience (in terms of features) but the social news site hasn’t been able to put together the scattered community.

Facebook has just sent out invites for a “Mobile Event” which they are hosting on November 3 at their Headquarters in Palo Alto, California.