Oct 1, 2026 | Battery Technology, Renewable Energy, Smartgrids
A 100-hour battery stores electricity for more than four days at a stretch and hands back only 35 to 50% of what you put in. That sounds broken. It is the entire point. The long-duration batteries now being built — Form Energy’s iron-air cells, Noon...
Oct 1, 2026 | Battery Technology, Policy & Regulations, Renewable Energy
For about fifteen years the cost of new solar and wind electricity fell almost every year. In 2025 it rose. BloombergNEF puts its global benchmark for utility solar up 6% and offshore wind up 12% over the year, and Lazard has the levelized cost of US solar up 18%. The...
Oct 1, 2026 | Battery Technology, Charging & Infrastructure, Electric Vehicles
Geely is buying 30% of Nio’s battery-swapping arm at a valuation of about 16 billion yuan ($2.2 billion), and the market is reading it as the moment car battery-swapping finally cleared the problem that has always defined it: nobody else’s cars can use the...
Sep 29, 2026 | Battery Technology, Electric Vehicles, Policy & Regulations
China launched more than 600 new vehicle models in the first half of 2026 — close to four a day — and the man whose company builds the batteries in a third of them thinks that is the problem. At the World Power Battery Conference in Yibin in early September, CATL...
Sep 26, 2026 | Battery Technology, Home Electrification, Renewable Energy, Smartgrids
On 9 September 2026, Sunrun and Tesla dispatched 580 megawatts from roughly 140,000 home batteries into California’s grid during a heat wave — the largest residential virtual-power-plant event on record, and enough to match a mid-sized gas peaker. A month...
Sep 24, 2026 | Battery Technology, Policy & Regulations
South Korea is putting 8.4 trillion won — about $6 billion — into sodium-ion and solid-state batteries to “reclaim” a market it is losing. Read the targets against what China already ships and the plan looks less like a leap and more like a sprint to where...
