A small town in Finland is experimenting with a new type of infrastructure: the world’s largest sand battery. The battery—a 42-foot-tall, nearly 50-foot-wide silo filled with 2,000 tons of crushed ...
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 ...
New research from Germany’s Fraunhofer Institute for Solar Energy Systems (Fraunhofer ISE) has shown that combining rooftop PV systems with battery storage and heat pumps can improve heat pump ...
Electric cars live and die by their efficiency, and nowhere is that more obvious than on a freezing highway when the cabin ...
Systems that store energy as heat could help cut emissions from heavy industry. This article is from The Spark, MIT Technology Review’s weekly climate newsletter. To receive it in your inbox every ...
These low-tech systems offer cheap, long-duration storage with minimal degradation, using abundant materials and basic ...
Pairing solar with reverse-cycle heating can cut winter costs significantly, but timing matters. Daytime heating shines on ...
SARABURI, Thailand and ALAMEDA, Calif., Nov. 13, 2025 /PRNewswire/ -- Today, at a ribbon cutting ceremony at SCG's cement plant in Saraburi Province, Thailand, Rondo Energy and SCG Cleanergy, a ...
For the last 12 weeks, California start-up Rondo Energy has been operating what it’s calling the world’s largest thermal battery. Rondo’s system converts cheap renewable electricity into heat that can ...
“Dave and Jenny Marrs, hosts of HGTV’s “Fixer to Fabulous” series, invited Solar by Barron to appear on the show after the ...