Haley Mast is a freelance writer, fact-checker, and small organic farmer in the Columbia River Gorge. She enjoys gardening, reporting on environmental topics, and spending her time outside ...

As global energy demand accelerates, one truth remains underappreciated: heat is the largest end use of energy. Today, more than 50 percent of global final energy consumption is dedicated to ...

A sand battery is a high temperature thermal energy storage. In Finland, the first completely functional sand battery has now been installed. It is a technology that could be used to keep homes warm ...

An innovative thermal energy storage system has redefined the way a small Finnish town heats its residential and commercial buildings, with an enormous silo of 2,000 tons of crushed stone capable of ...

This video explores the innovative use of sand-based energy storage, highlighting Batsand's heat batteries designed for ...

Homerun Resources Inc (OTCQB: HMRFF) has signed a multi-party shared resource/funds-in Cooperative Research and Development Agreement (CRADA) with the U.S. Department of Energy’s National Renewable ...

The US Department of Energy is funding a pilot project to demonstrate the commercial viability of storing energy in heated sand, which is capable of producing 135 MW of power for five days. The NREL ...

The Finnish start-up Polar Night Energy has built the world's largest “sand battery” from 2,000 tons of gravel. The basic idea is to store heat in sand or gravel so that it can be used later.

Finland’s Polar Night Energy has built an industrial-scale Sand Battery in the town of Pornainen for Loviisan Lämpö’s district heating network. The new Sand Battery will deliver 1MW of thermal power ...

Polar Night Energy and compatriot utility Vatajankoski switch on world's first commercial sand-based system to back-up local heating network in the west of the Nordic country Finnish technology outfit ...

Anyone stepping barefoot across a hot beach knows sand stores heat. A University of Dayton researcher is working on extracting and storing heat from that sand and other sand-like materials, which ...