Dave Davies

Actor Steve Carell stars as an amateur taxidermist who enjoys creating elaborate dioramas with his stuffed rodents in the new Jay Roach film, Dinner for Schmucks. The two comedy vets talk improv, pathos and more.

Journalist Joel Achenbach describes how our nation's electricity grid is based on 1960s technology that wastes power and discourages the use of renewable energy.

The BP disaster has raised questions about the oil industry's ability to manage the risks and challenges involved in drilling thousands of feet below the ocean floor. New York Times science reporter Henry Fountain explains how deep-water drilling is supposed to work — and what may have gone wrong on the Deepwater Horizon.