Researchers have found a way to evaluate how energy-efficient electric vehicles are, and compare the sizes and costs of batteries for different models.
The Trump administration's move to freeze fuel economy standards reflects a sea change in American energy policy first born during an era of oil shortages and environmental crises.
Law scholars from California unpack the legal questions raised by the Trump administration's plan to roll back mileage standards and revoke California's ability to set more stringent rules.
Manufacturers always have to make trade-offs when they design new cars, balancing the need to protect public health and the environment with their urge to wow customers.
The Trump administration announced a plan to relax fuel economy standards, but well-designed regulations can drive clean car innovations that make U.S. industry globally competitive.
A surprising study published in Science found that as fuel emissions drop, consumer products are playing a larger role in air pollution.
Despite persistent buzz, the falling cost of electric cars isn't enough to guarantee sales in Australia.
Australia's road emissions have plateaued – last year showed the smallest reduction on record.
It's all in the presentation: In studies, consumers were more apt to choose fuel-efficient vehicles depending on how the same pieces of information were displayed on labels.
EPA Administrator Scott Pruitt has said the agency's purview should not include climate change, but a look at its history under both Republican and Democratic presidents says otherwise.
Think you couldn't possibly do without your car? There are more options than you might think.
Australia's plan to bring fuel efficiency standards up to par with the US and Europe could see us say goodbye to regular unleaded, and hello to a useful way of cutting our rising greenhouse emissions.
Australia's lax attitudes to vehicle emissions has been overlooked in Ford's exit.
Faced with stringent fuel economy standards but cheap gas, automakers may seek to delay CAFE rules. What's the best way to reevaluate these emissions-cutting rules?
Self-driving cars are way more energy efficient than your average vehicle – but that doesn't necessarily mean they'll reduce carbon emissions.
With cheaper gas, consumers are buying fewer fuel-efficient vehicles – a step backwards on climate, energy security and upkeep of our highway and bridges.
When cold weather hits, heating costs can be a matter of life and death. So why are community groups the front line and not government?