Automotive news

Automotive

New motor drive design reduces heat, wear in high-power systems

Researchers at the U.S. Department of Energy's Oak Ridge National Laboratory's (ORNL) National Transportation Research Center have developed a novel electric motor drive design that meets the performance demands of aircraft, ...

Engineering

New autonomous monitor prevents drone crashes in real time

A University of Houston engineer has built a new safety monitoring system for the operation of quadrotor drones that can keep them on course and out of danger in real time.

Energy & Green Tech

Electric car analysis reveals moral case for accelerating green transition

Recently, it has been argued that a rapid transition is unjust—particularly because of concerns about mining critical minerals, including for EVs. Specific concerns have been raised about deaths among artisanal and small-scale ...

Automotive

India takes down battery apps after stalled e-rickshaw rides

Indian officials said Friday they had taken down two smartphone apps following reports that some e-rickshaws could be remotely shut down, exploiting a security gap in the budget vehicles.

Energy & Green Tech

Smarter diagnostics could extend the lives of silicon EV batteries

Electric vehicle batteries could last twice as long, preventing costly replacement, with a new approach to heating and cooling the batteries, according to a study led by University of Michigan Engineering. The system is designed ...

Hardware

Plane battery fire tests back 100 Wh limit for carry-on devices

Lithium-ion batteries in personal electronic devices (PEDs) such as laptops, smartphones, powerbanks and electronic cigarettes can pose a serious safety risk in air travel. Damaged or overheated batteries can combust or explode. ...

Automotive

Chevrolet Bolt vs. Nissan Leaf, a $30,000 EV comparison

Many new electric vehicles are prohibitively expensive for car shoppers. But there are a few relatively low-cost options that provide plenty of usable range and utility. One great example is the Nissan Leaf. Originally debuting ...

Energy & Green Tech

Mapping trade-offs to help build better EV batteries

Working with car companies, battery developers and policymakers, University of Michigan researchers have developed a framework to help stakeholders navigate toward a future with better, more affordable and more sustainable ...

Engineering

Study finds Montreal cycling infrastructure doesn't match demand

Bike lanes, BIXI stations and other micromobility infrastructure make up just 2% of Montreal's street space—even in neighborhoods where cycling demand would justify more—according to a new study by McGill University researchers. ...

Engineering

Overtaking the odds: Do passing zones make rural roads safer?

The frustration of getting stuck behind a slow vehicle on a remote road is all too familiar to drivers in Pennsylvania, where rural roads make up about 60% of highways. One of the roadway features that addresses this issue ...

Automotive

Eco-driving measures could significantly reduce vehicle emissions

Any motorist who has ever waited through multiple cycles for a traffic light to turn green knows how annoying signalized intersections can be. But sitting at intersections isn't just a drag on drivers' patience—unproductive ...