MIT study blames automotive emissions, more than power generation, for air pollution-related deaths.
The self-driving truck has debuted, becoming the first of its kind to receive an autonomous license for use on public roads.
Right now 87 percent of Apple's global operations run on renewable energy. But its goal is 100 percent and converting China manufacturers will be key to getting there.
Technically Incorrect: Why do owners of greener vehicles feel the need to crow about their eco-superiority? Is it pride, or a need to make the rest of us feel bad?
To celebrate the release of "Age of Ultron," a type of star that will "live fast and die hard" is creating a nebula fitting for a Norse god. (Well, not really for that reason.)
In a demonstration project, San Francisco unveiled three installations of an off-the-grid solar-powered charging station, allowing electric vehicle owners to pull up and charge for free.
Researchers are finding no obvious signs of life after digging through thousands of galaxy images in search of advanced civilizations.
Honda's CR-Z hybrid gets an aftermarket performance overhaul by the automaker's HPD division. We take a look at the upgrades on the track at Mazda Raceway Laguna Seca.
Quant's oddball nanoFuelCell technology has most of us scratching our heads, but its grand zero-emissions range claim has our interest piqued.
City officials in Fukuoka are debating with Uber over whether the service is a car-sharing operation or a research project.