Automobiles

Flying electric cars would have lower emissions over long trips than standard electric vehicles

As automated delivery ramps up, cities must decide how to make the best use of public spaces

Several companies are diversifying their businesses, from biofuels to electric vehicles

Chemistry explained a century ago is being used to make prototype body parts that are much lighter than today's

A new algorithm raises parking rates in busy neighborhoods and lowers them elsewhere, guaranteeing free parking spots regardless of location. Christopher Intagliata reports.

Illinois and New Mexico are among the states that could defy the Trump administration with stricter tailpipe emissions standards

Take a ride with Tesla’s Enhanced Autopilot feature

More than two million internet respondents pondered dilemmas to consider in letting vehicles make moral choices

Transportation is the largest, fastest-growing contributor to emissions in the country

The National Transportation Research Center develops technology that informs tailpipe emissions standards

Fear of fines may fuel more sudden stops and rear-end accidents