Global long-duration energy storage (LDES) deployment figures soared in 2025, but newer technologies risk being outcompeted by the incumbent, lithium-ion (Li-ion).

Energy Storage Summit 2026 finished yesterday, having brought the industry together for its first major meeting of the year.

A team from Open Energy Transition discusses the benefits of open energy system modelling in assessing resources, including energy storage of varying durations.

In this US news roundup, CC Power signs an agreement with Hydrostor for 400MWh of its Willow Rock LDES project, PowerSecure builds microgrids in New Mexico, and ESS Inc acquires VoltStorage.

Ukraine’s government sees energy storage as a tool of strategic national importance as the country weathers Russian attacks and looks to the future.

More needs to be done to cement energy storage’s vital role in European energy resilience, writes Teresa Casacchia, head of storage at Baywa r.e.

Australian Vanadium Limited has secured an exclusive partnership with Sumitomo Electric Industries for the 500MWh Kalgoorlie vanadium BESS.

Owner-operator Fidra Energy came out of virtually nowhere to be building one of Europe’s largest BESS in the UK, the 1.4GW/3.1GWh Thorpe Marsh project. We catch up with CEO Chris Elder, about its strategy and projects but also broader BESS and clean energy financing trends.

NSW concludes Australia’s largest LDES tender, awarding six battery projects 12GWh. Industry calls it “game-changer” for grid reliability.

Energy-Storage.news Premium speaks with Noon Energy co-founder and CEO Chris Graves about the company’s approach to long-duration energy storage.