long-duration energy storage

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August 5, 2026
Elestor claims its hydrogen-iron flow battery delivers 75%+ round-trip efficiency, a 20-25 year lifespan, and 15€/kWh capex for long-duration storage. 
August 4, 2026
Iron-air battery company Ore Energy has raised US$43 million in a Series A funding round to commercialise its multi-day energy storage technology.
July 22, 2026
With the Energy Storage Awards 2026 entry deadline less than two months away, we speak to four judges to hear what they are looking for from successful entrants.
July 21, 2026
Two big developments for India’s emerging long-duration energy storage (LDES) sector, with contracts awarded for pumped hydro energy storage (PHES) and the country’s first large-scale flow battery.
July 17, 2026
Zinc hybrid cathode battery and storage system maker Eos Energy Enterprises has announced a strategic partnership with the US Department of Defense (DoD) to “enhance the resilience of national defence infrastructure.”
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July 17, 2026
BW ESS’ executive director Roberto Jimenez discusses the company’s recently-announced first Germany project, in Klostermansfeld, Saxony-Anhalt, which could be one of Europe’s largest when completed in 2028.
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July 15, 2026
ESN Premium speaks with Ben Potter at CO2 Battery startup Energy Dome about the company’s latest project with Google and why the market is turning in favour of long-duration energy storage (LDES).
July 14, 2026
The Queensland government has reportedly shelved the proposed AU$6 billion (US$4 billion) Mt Rawdon pumped hydro project, ending state support for a mine-repurposing scheme that had attracted AU$50 million in government funding.
July 13, 2026
Update 16 July 2026: Energy Storage Europe sent a statement to Energy-Storage.news on the leaked plan.
July 10, 2026
Victoria’s State Electricity Commission (SEC) and Italian clean technology company Energy Dome have announced plans to develop the state’s first long-duration energy storage (LDES) facility.

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