Off the top of their heads: Iran’s widespread protests

Women are burning their hijabs on bonfires and hacking off their hair—but the unrest has come to be about far more than the heavy hands of the morality police. The murder of Abe Shinzo, a former Japanese prime minister, exposed troubling government links to a cult-like sect; the fallout could unseat his successor. And using flying robots as 3D printers. For full access to print, digital and audio editions of The Economist, subscribe here www.economist.com/intelligenceoffer