Social Media News Ticker: LinkedIn Adds News Channels, Twitter Buys Ubalo, YouTube Paid Subscriptions

Here’s your quick weekly summary of all the latest social media news, including changes and new features on Facebook, Twitter, Google+, YouTube, LinkedIn and Foursquare:

LinkedIn Today News Channels

Facebook

Twitter

  • Twitter buys scalable computing outfit Ubalo – Twitter has acquired the technology and team behind Ubalo, a startup specializing in making technical computing more accessible for engineers and scientists (AllThingsD)

Google+

  • Google+ adds instant replay, rewind to Hangouts On Air – Google added new features to Hangouts On Air, including rewinding during live broadcasts, playback recordings, higher quality during live video, and the ability to start live broadcasts without refreshing the page (CNET)

YouTube

LinkedIn

Foursquare

Any updates to social networks that we missed?