Tumblr: 108M blogs and 51 billion posts are worth more than $1.1B

Tumblr, which famously hates advertising and only started trying to make money after five years in existence, is in a bit of a pickle, as its $125 million in funding is running out, giving the service only a few-month window in which to raise a new round or find a sugar daddy.

Are #hashtags geeky? 71% of social media users say no

"Seventy-one percent of consumers say they post hashtags from their mobile devices," RadiumOne VP Kamal Kaur told me yesterday. "I've even caught myself hashtagging in my emails."

Do we want the Instagram Polaroid camera? Yes we do

Who cares if they actually build it? This concept for a Polaroid camera looks exactly like the Instagram icon, and that makes us want it.

Curalate introduces analytics for visual social media on Pinterest and Instagram

A picture might indeed be worth a thousand words as visual social networks Pinterest and Instagram continue to grow. But how do analytics change when photos say more than text?

Instagram finally launches full-blown image feeds on the web

Popular photo-sharing service Instagram has finally brought users' feeds of filtered photos from mobile apps to the web.

Survey: Facebook is the most stress-inducing social media site (and, paradoxically, the most positive)

Facebook causes Americans more stress than any other social network. But it's also the network with the most positive effect on our moods.

Instagram releases traffic stats after accusations of declining usage

To silence reporters and critics who cried foul over Instagram's recent terms of service changes, Instagram has released some monthly traffic analytics for the first time in the service's history.

Polaroid ‘Fotobars’ print Instagram pics on metal, wood, and other materials

Polaroid is trying to regain relevance by opening a number of retail stores this year that allow you to upload, edit, and print photos from your social networks, camera, and phone.

Instagram launches New Year’s Eve site for all those embarassing photos you’ll take tonight

Photo sharing social network Instagram has created a new site in anticipation for the lots of photos people will be taking during their New Year's Eve celebrations tonight.

Technology 2012: The year’s winners and losers

In every year, there are winners and losers: companies, devices, operating systems. Here's our look at some of the biggest successes and failures of 2012.

Instagram may have lost 25% of daily users after terms of service debacle

Instagram may have lost about 25 percent of its daily active users since people started revolting over a questionable terms of service change.

Instagram hit with class action lawsuit over terms of service change

Last week's terms of service change by social photo sharing site Instagram has caused at least one user to lash out with more than just words -- taking her protest to court.

Ready to kiss and make up, Instagram releases new filter and support for 25 languages

Ending a rocky week on a high note, Instagram released new and improved versions of its applications for iPhone and Android.

How to take back control of your own social networks

If you don't like the way social networks try to own your data, but you're not willing to sign off completely, there is a third way. Here's how to regain control of your own stuff without giving up Twitter and Facebook.

Instagram tweets with promise to share more on its privacy changes ‘very soon’

Instagram tweeted today saying it has "more to share very soon." Its community has been outraged after the photo-sharing app changed its terms of service yesterday.

Instagram founder distorted the truth to expedite Facebook deal

Instagram co-founder Kevin Systrom played a dicey game of semantics in order to expedite the close of the deal between his company and Facebook.