Hoover Dam was the great feat of American business. If President Obama is looking for the imagination and ambition that will get this country moving again, that's where he'll find it, rather than in Washington.

What will the Supreme Court decide in the upcoming Philip Morris v. Williams case?

Over the past decade, there has been considerable debate about who is to blame for the lack of research and innovation regarding treatments for the so-called diseases of poverty. Preventable diseases such as malaria and tuberculosis inflict a devastating toll in developing countries, killing millions and restricting economic growth.

Why, nearly 12 years after the Persian Gulf War, is it suddenly so urgent for the United States to go after Saddam Hussein?

Steven F. Hayward, author of "The Age of Reagan: The Conservative Counter-Revolution, 1980-1989," answers questions on the policies and life of Ronald Reagan.

No environmental problem is more important than that posed by the degradation of our cities, and we must reflect on the factors that might prevent or reverse the decay that we are witnessing. In urban planning, civic leaders should think in terms of fostering beauty through the use of aesthetic constraints.

The second edition of Beverley Milton-Edwards's textbook on the Middle East, though updated, is as mediocre as the first edition.

Under the Obama administration, government's pets use government to get policies that will give them competitive advantages and stifle smaller competitors.