Many countries around the world are recognizing the important role of Underground Thermal Energy Storage (UTES) in developing ...

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 ...

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 ...

Carbon dioxide energy storage (CES) is an emerging compressed gas energy storage technology which offers high energy storage ...

From the glass screen and metal components in your mobile phone to the plastic shampoo bottle you reach for in your morning ...

As Europe braces for a difficult winter, with energy prices still high and energy supplies at risk, the energy efficiency challenge feels more urgent than ever. One European company that has been ...

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 ...

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 ...

Heat batteries quietly solve a major transition gap, storing surplus renewable electricity as heat. Half of global energy demand is for heating, not power. They are simple, scalable, and far cheaper ...