Quick: How many kinds of gasoline do we use in America? Most people would say three or six: regular unleaded, mid-grade, and premium, along with the ethanol blends of the same that have become nearly universal. The actual number is somewhere above 45, though hard to pin down exactly, according...

The U.S. is at the forefront of the unconventionals revolution. By 2020, shale sources will make up about a third of total U.S. oil and gas production...by that time, the U.S. will be the top global oil and gas producer, surpassing Russia and Saudi Arabia, PFC predicts.

Now that it seems a certainty that Russia is headed for (at least) 12 more years of Putinism, alarm bells ought to be sounding. Why? Because by every indicator--macroeconomic, political, social--the system that Putin forged in the early 2000s is all but exhausted and is driving the country toward a dead end.

In the wake of Osama bin Laden's well-deserved demise, many politicians and commentators have all but erased national security as an issue in the 2012 campaign.

Thanks to three American senators, China will be pumping Iraqi oil.

We should encourage states transitioning to democracy to protect themselves from Iranian efforts to subvert their progress.

Even thoughair quality has improved dramatically in the United States, the perception persists that Bush administration policies increase air pollution and that new controls are necessary.

Khodorkovsky's fate is almost certainly being decided not in Judge Danilkin's chambers, but in the Kremlin by two people: Vladimir Putin and his protégé, the haltingly liberal president, Dmitri Medvedev.