This publication is now archived. What are the motivations of Iraq’s suicide bombers?They vary, experts say. While some, like the Jordanian head of al-Qaeda in Iraq, Abu Musab al-Zarqawi, are longtim…

A decade after 9/11, U.S. Muslims grapple with their place in American society in the face of concerns about homegrown terrorism and questions by non-Muslims over the threat they might pose.

President Barack Obama says he will seek vigorous climate-change policy. Efforts to curb greenhouse gases pose considerable economic pitfalls, as well as opportunities.

Backgrounder: Economists say Iran’s mismanaged energy sector and falling oil prices could have consequences for its economy.

This publication is now archived. What is the status of Iraq’s insurgency? Despite some political progress, Iraq’s insurgency shows few signs of waning, experts say. The most recent attack—a series o…