The UN conference on climate change that begins December 7 in Copenhagen is supposed to produce new targets for emissions reductions, but experts say major countries are at odds on the ultimate goal …

Classic military unit groupings differ greatly in their specialization and size, and from country to country. Here is a basic look at how modern ground, naval, and air units break down in terms of si…

This publication is now archived. Could terrorists attack U.S. ports? Yes. Experts warn that U.S. seaports could be tempting targets for terrorists bent on killing large numbers of people, grabbing m…

A profile of Greek leftist terrorist groups.

This publication is now archived. What are the differences among the competing congressional proposals to reform the U.S. intelligence community?Congress is considering two different proposals. The S…