Energy & Green Tech

The days of the hydrogen car are already over

Hydrogen fuel cell cars emerged as an alternative to both the electric and combustion engine vehicle in the early 2000s. They were widely considered an avenue towards universal green motoring. Powered through a chemical reaction ...

Automotive

Review: Toyota RAV4 Prime vs. Hyundai Tucson Plug-in

Since its debut for the 2021 model year, the Toyota RAV4 Prime has served as a benchmark for what a small SUV with a plug-in hybrid powertrain can be. It's efficient, fast and nearly as practical as a regular RAV4. But now ...

Energy & Green Tech

Generating electricity from store-bought, double-sided tape

Along with bitterly cold temperatures, winter usually brings dry air and the occasional zap of static electricity. Those shocks might be annoying, but researchers are working to harness that otherwise wasted energy with triboelectric ...

Computer Sciences

Few-shot learning AI accurately 'senses' home appliances

NIALM (Non-Intrusive Appliance Load Monitoring) can "sense" appliances using electrical power. NIALM is used in homes and small buildings. For this, NIALM can require hundreds of labeled power signal images from each appliance ...

Energy & Green Tech

Renewable hydrogen economy outlook in Africa

Global leaders at COP27 are discussing how best to mitigate greenhouse gas emissions and maintain global warming below 2°C to avoid catastrophic climate change.

Security

Vulnerabilities of electric vehicle charging infrastructure

With electric vehicles becoming more common, the risks and hazards of a cyber attack on electric vehicle charging equipment and systems also increases. Jay Johnson, an electrical engineer at Sandia National Laboratories, ...

page 1 from 2