Auto Industry

In a discouraging post mortem, it turns out neither the U.S. economy nor the environment really benefited from the 2009 “cash for clunkers” car-trading scheme.

Buried in the high hopes for electric cars is the very real possibility that they can make money by powering and regulating the grid.

Amid a frenzy of car buying, the Chinese are losing the race for traffic space, but it's not too late for them to take another road.

Graph shows that the U.S. government's effort to shift car buyers to higher-efficiency vehicles was anything but a "Buy American" campaign.

Research indicates that even underused carpool lanes have a smoothing effect on freeway traffic.

Rebates for energy-efficient appliances don't stand up to the economic analysis that, until now, no one bothered to do.

A stimulus package launches with low hopes for qualitatively changing the pace of car buying and little real expectation of cleaning up the air.