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 ...

Energy & Green Tech

Turbocharging hydrogen-fueled internal combustion engine

Southwest Research Institute (SwRI) has upgraded its hydrogen-powered heavy-duty internal combustion engine (H2-ICE) with a state-of-the-art turbocharger. The upgrades have significantly improved performance across the board, ...

Energy & Green Tech

The next frontier in clean flight? Jet fuel from city waste

Aviation currently contributes about 2.5% of total global carbon emissions, and with air travel demand expected to double by 2040, cutting those emissions has become a pressing priority. One path forward is sustainable aviation ...

Hi Tech & Innovation

Big platforms chart gradual path to self-driving at Web Summit

Major Western ride-hailing platforms like Uber and Lyft sketched a gradual path toward introducing self-driving cars at this week's Web Summit in Lisbon, with infrastructure, developing regulation and passengers' preference ...

Hi Tech & Innovation

Fractal-based metamaterial improves sound fields in car cabins

Car enthusiasts will pay hundreds of dollars for stereo systems that will improve the sound quality in their cars. However, the inherent directionality of speakers and complex shapes of car cabins can exacerbate sound disparities ...