Why states such as Utah, Georgia, Oregon and Colorado are parking consumer incentives for purchasing electric vehicles.
These five videos bridge the divide between science fiction and our transportation reality.
Charging infrastructure is the major barrier to rolling out all-electric taxis in London, according to findings from six-month Uber study.
Just think of them as batteries you drive, ones that could help balance supply and provide energy during peak demand periods.
Companies such as Airbus, Boeing and easyJet rethink air travel's environmental impacts.
Transportation experts are studying a range of options, from new low-emissions zones to better methods of transferring cargo from ships to railways to trucks.
In this month's roundup of intriguing sustainability career moves: Google offshoot Waymo hires a new policy VP, an ex-solar executive jumps into self-driving cars and more.
18 Latin American cities have signed onto the Clean Bus Declaration, but high upfront costs and technology risks may be holding zero emission fleets back.
4 reasons why the Trump administration should reconsider dismantling our current automotive fuel standards.
On this week's podcast: The uncertain future of the DOE's advanced energy research and a growing regenerative-ag movement in Costa Rica.