Penn State researchers have filed a patent on a new all-polymer nanocomposite capacitor that could store four times more energy and operate at higher temperatures, moving the materials breakthrough closer to market.
Tesla and LG Energy Solution have signed a $4.3 billion battery supply agreement tied to Megapack production in the United States, according to a March 16 Reuters report and a U.S. government statement. The deal highlights how grid-storage demand is pulling more battery manufacturing into domestic supply chains.
Tesla and LG Energy Solution have struck a reported $4.3 billion battery supply deal that would feed Tesla’s Megapack storage systems from a Michigan plant, tightening the domestic chain for U.S. grid batteries as storage demand keeps rising.
Utility-scale battery storage prices in the U.S. fell sharply in the first quarter of 2026 even as distribution-scale pricing leveled off, a sign that suppliers are tilting toward larger projects for data centers and independent power producers.
Graphene Manufacturing Group says its graphene-aluminum-ion battery has reached a new development milestone, with customer testing targeted for 2026 and small commercial production penciled in for 2027.
Envision has unveiled a 12.5 MWh battery storage system and started production of a 790 Ah lithium iron phosphate cell, a combined product and manufacturing step that pushes the company deeper into large-format grid storage.
