Contact tracing is improving. Treatments may be months away. Here’s what could determine whether a fast-expanding outbreak can be slowed down.

On Sunday, Switzerland will vote on whether to cap its population. The implications for Swiss society and its economy could be huge.

There may be no country better situated geographically than Iran when it comes to bringing an oil-dependent world to its knees.

Many countries want nothing to do with the fighting in Iran. They’re being pulled in anyway.

Iran’s arsenal of some 5,000 mines could further complicate efforts to restart shipping in the Persian Gulf.