The world's largest sand battery stores heat, then releases it on demand. But it's about to lose its title as the world's largest ...

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 ...

Inside a dark corrugated steel silo in a forest clearing in Pornainen, a village of 5,000 people in southern Finland, 2,000 tonnes of crushed soapstone sit wrapped in pipes and foil insulation, heated ...

Finland is harnessing the unexpected power of sand to decarbonise industrial heat – a major “blind spot” in global emissions. Industrial heat production is one of the largest and hardest-to-solve ...

A research group from Ghana has developed a solar PV-powered steam cooker (ISESC) with sand-based thermal energy storage (TES). “The potential of sand, given its thermal stability and low cost, has ...

Finnish startup Polar Night Energy has announced that construction is proceeding according to plan on its thermal energy sand-based storage system in the municipality of Pornainen in southern Finland.

When spring arrives and the heating season comes to an end, keeping warm becomes less of an issue. However, scientists remind us that it is not just a seasonal necessity -- heat is also a valuable ...