The U.S. policy of hoarding crude oil never made the world, or even the U.S., a safer place.

There is no better example of social and economic policy discussion as an idle pastime for the rich than the World Economic Forum at Davos. These guys make the millionaire schmoozers at the Aspen Ideas Festival look like short-order cooks.

The doomsayers of the 1970s were wrong about how quickly the world would run out of oil, but not about the dangers that hydrocarbon consumption posed to the global environment, especially with respect to climate change.

With its Medicaid expansion, Obamacare may turn out to be the most equality-promoting policy enacted in a generation.

Crude as oil is our responsibility.

We live in an era of mind-blowing scientific discovery, virtually none of which ever makes the front page, even as every trivial twist and turn in the rococo political drama has a secure place as the lead story.