Rondo Energy has begun commercial operations of what it says is the world’s largest industrial heat battery – a 100 MWh system now operating at a Holmes Western Oil facility in California. Powered ...

Welcome to our series answering reader questions and concerns about how to cut the utility company cord. I currently use wood to heat my off-grid home but would like to figure out my options for using ...

A new proof-of-concept device trapped solar radiation and used it to heat an object to a blistering 1,800 degrees Fahrenheit (1,000 degrees Celsius), raising hopes that steel furnaces could be powered ...

Scientists have proposed a building-integrated PV system that integrates airflow to cool the panels and control room temperature. The system, which also acts as a shading device, can reportedly ...

Officials in California say an investment in solar batteries may have saved the state from widespread blackouts and brownouts during a heat wave from June 23 to July 12. Interested in understanding ...