Heat batteries quietly solve a major transition gap, storing surplus renewable electricity as heat.

Researchers at Yonsei University have unveiled a breakthrough “thermal sponge” capable of slashing annual ...

A biochar-based thermal sponge stores heat during the day and releases it at night, cutting cooling energy by over 50%.

A new heat-to-energy converter has reached a record efficiency of 44% – the average steam turbine manages about 35%, for comparison. This thermophotovoltaic cell is a major step on the way to ...

Discover how a solar heat pump system in Australia maximises efficiency. Learn to slash bills and use thermal storage as a ...

An energy supplier in Finland has announced the upcoming construction of an underground seasonal thermal energy storage facility about the size of two Madison Square Gardens that could meet the ...

Starting next year, Antora’s new manufacturing plant will produce modular thermal batteries to help decarbonize heavy industries. Today Antora Energy, a California-based thermal-battery startup, ...

The Japanese conglomerate and the Osaka Metropolitan University are testing an aquifer thermal energy storage system that directly uses 10,000 m3 of groundwater stored at 5 C in a cooling well. It is ...

Scientists in China have used ground heat exchangers based on volcanic tuff stones to improve storage capabilities and efficiency of photovoltaic-thermal systems. Their experiments showed that the ...

Salt batteries can store summer heat to be used in winter, but which salt works best for the purpose? On 19 December, Lian Blijlevens will defend her PhD thesis on her research into salt for heat ...

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 ...