This is a guest post by Hunter Walk ( @hunterwalk ) who conducted a survey of 500 Foursquare users to better understand their check in behaviors and motivations. His obsession with Foursquare is unrelated to his day job leading the consumer product team... 

We’ve written about Fanvibe ( formerly FanPulse ) a few times because they do a nice job mixing some of the hottest elements of the web these days (tweets, check-ins, gaming elements) with sports. And now we’re about to enter the peak time... 

A suburban house cat in Ireland boarded a train and ended up lost in the bustling city of Dublin, but she was returned to her owner thanks to Twitter . After train station staff discovered the cat named Lilou (not to be confused with the almost-iconic... 

A unique spin on the concept of co-working space, Sunfire Offices was started three months ago by ex- Google engineering manager Niniane Wang and and ex-Facebook engineering manager Yishan Wong . While there are plenty of other co-working spaces in downtown... 

In a rather small survey conducted by a young psychologist, Facebook was shown to have some interesting correlations with self-esteem and narcissism in young adults. In a survey of 100 college students, young people with narcissistic personality traits... 

The 2010 Emmy Awards are this Sunday, and NBC is using the ceremony to embrace social media in a big way. NBC is using services such as Twitter , yfrog and Ustream to bring a more real-time experience to the event. These services will also let fans and... 

Yesterday, Facebook held a developer’s garage event at their headquarters in Palo Alto. To kick things off, CEO Mark Zuckerberg took the stage to talk a bit about the history of Facebook. Notably, he focused on Facebook Photos as being a key catalyst... 

We’ve seen marriage proposals , political protests , high-profile resignations and daring escapes executed via Twitter; here’s a new one for the list of bizarre and significant tweets. Ben Huh , founder and CEO of the Cheezburger Network... 

While checking into a Facebook Places location recently, one Mashable reader noticed a new tab: Photo Memories. We’ve been unable to duplicate the same tab ourselves, which means Facebook may be testing this feature with a small number of users... 

While not the biggest Microsoft-related lawsuit news of the day, Microsoft just announced that it wants to take its patent infringement case against Canadian technology firm i4i to the highest level, seeking review by the US Supreme Court. Last May,...