Trending on Twitter is a big deal—and the @Sweden experiment has been doing just that. It started as a government-backed venture to promote, through Twitter, a new, exciting, and diverse image of Sweden worldwide. Since its inception, @Sweden has spurred a tweeting trend that’s achieving global reach, dubbed Rotation Curation by its founders.

Chances of embarrassment are unusually high when you are @Sweden, the nation’s official Twitter spokesperson...If there is anything to be learned from the @Sweden experiment, a government initiative that entrusts the country’s Twitter account to a new citizen every seven days, it is that there is no such thing as a typical Swede.

Stepping up its diplomatic footprints in energy-rich Central Asia, India is set to replicate the success of the Pan Africa e-network by creating a similar project of tele-education and tele-medicine that will span all the states of the strategically important region.

CPD Director, Philip Seib, discussed his latest book Real-Time Diplomacy: Politics and Power in the Social Media Era at The Heritage Foundation.

Social media has been often touted for the role it played in the popular uprisings that have spread across the Arab world since December 2010. Despite the buzz, you may be surprised that only 0.26% of the Egyptian population, 0.1% of the Tunisian population and 0.04% of the Syrian population are active on Twitter.

Mashable will be in Brazil to host Rio+Social, working with our Social Good Summit partners the United Nations Foundation and the 92nd Street Y. The event will explore how social media and technology can help create sustainable solutions for the future of the planet.

Half The Sky, the best-selling book written by Pulitzer Prize winning couple Nick Kristof and Sheryl WuDunn, is turning into a revolutionary gaming concept, targeting women in the developing world. Three mobile games, to be released in June for feature phones, teach women important entrepreneurial, health and business skills by playing casual games.