The emergence of Weibo promotes public interaction to an unprecedented level and enables limitless discussions on topics like the bullet train crash and the scandal surrounding the Red Cross Society of China. Weibo serves as a watershed mark for China's media environment.

Since 9/11, the documentation of conflict...often by civilians carrying camera-equipped mobile phones, whose footage can be viewed almost instantaneously across the globe—actually takes precedent in the public mind over context and analysis. In 2011, when history happens, it is more often than not a nonjournalist with a pocket camera, a blog or a Twitter account who files the initial dispatch.

As anticorruption crusader Anna Hazare put an end to his 13-day hunger strike on Sunday, tens of thousands of citizens celebrated what many described as the triumph of his anticorruption movement. Bollywood also joined the celebrations. From superstar Amitabh Bachchan toBollywood singer Lata Mangeshkar, Twitter was flooded with posts congratulating the 73-year-old Gandhian activist.

Chinese regulators have shut down 6,600 websites in their efforts to clamp down on “illegal public relations deals” that employ similar tactics for commercial gain. Telecommunications authorities shut the websites down as part of a campaign against bad public relations practices launched in April by the State Internet Information Office and several other government agencies.

Staff members in Israeli missions worldwide are learning how to bolster their messages on the internet and social networks in preparation for September's UN vote on the Palestinian statehood bid...some 60 staff members of embassies in Europe and representatives of Jewish organizations are taking part in a seminar in Brussels which trains them on the combination between public diplomacy and online media.

THE mass media, including interactive social-networking tools, make you passive, can sap your initiative, leave you content to watch the spectacle of life from your couch or smartphone. Apparently even during a revolution. That is the provocative thesis of a new paper by Navid Hassanpour, a political science graduate student at Yale, titled “Media Disruption Exacerbates Revolutionary Unrest.”

Digital diplomats broadcast messages and multimedia, attract commenters to specially designed forums in foreign languages and monitor trending topics in an attempt to take the world’s pulse. But whether conducted online or off, public diplomacy has always been an inexact science. how do diplomats know whether their efforts are paying off?

The Law, Information and Technology Authority at Israel’s Justice Ministry finally sanctioned Google’s request to operate its “Street View” here. In Israel it took longer than everywhere else to grant this permission, in part because of a longstanding national aversion to anything that might reveal security installations to a prurient and not necessarily well-meaning world.