Counterterrorism agencies in the United States proudly point to the lack of a “second 9/11 attack” in response to critics of their methods. Here’s a look at the continuing debate over the proper orga…

A profile of Hassan Nasrallah, the secretary-general of Hezbollah.

Rising demand stands to increase the strain on the already taxed U.S. power grid. Without intervention, the system could become even more susceptible to terrorist attacks and acts of nature.

Terrorists increasingly turn to the Internet as a means of communication with one another and with the rest of the world. This article describes how terrorists have cultivated the web to suit their n…

From his exile in Syria, Khaled Meshal, the top ranked member of Hamas, exercises leadership and serves as the group’s diplomatic envoy.