Grid-scale energy storage, particularly mega-batteries, is essential for the global clean energy transition by balancing the variable nature of renewable energy sources like solar and wind. The scale ...

U.S. electricity demand is rising faster than the grid was designed to accommodate. The demand is driven by artificial intelligence (AI) workloads, data centers and large-scale electrification. Energy ...

As renewables like wind and solar grow, storing energy for months—not just hours—is vital to ensure reliable grid power. Traditional lithium-ion and pumped hydro storage fall short in affordability, ...

The Department of Energy's Pacific Northwest National Laboratory has begun the first tests of a utility-grade battery at the new Grid Storage Launchpad, a major milestone for DOE's investment in ...

Forbes contributors publish independent expert analyses and insights. Robert Rapier is a chemical engineer covering the energy sector. As the global energy system adds more intermittent renewables, ...

The U.S. energy storage industry installed 57.6 GWh of new capacity in 2025, the largest single year of new battery capacity additions on record. Energy ...

There’s folk wisdom in just about every culture that teaches about renewable energy — things like “make hay while the sun shines”. But as an industrial culture, we want to make hay 24/7 and not be at ...

Texas is set to overtake California in battery storage as the US installs hit a record 57.6 GWh in 2025, up 30% ...

A record 57.6 gigawatt-hours (GWh) of new U.S. energy storage capacity was installed in 2025, according to the U.S. Energy Storage Market Outlook Q1 2026, produced by the Solar Energy Industries ...

Grid-scale energy storage may not be flashy, but it’s the backbone of the global clean energy transition. As more and more of the world’s electric grids are increasingly powered by variable energy ...