** Northvolt, a Swedish lithium-ion battery manufacturer, has filed for bankruptcy. The company's collapse highlights challenges in the electric vehicle (EV) sector. Despite initial promise, Northvolt struggled with production costs and competition from established players. The bankruptcy serves as a reminder of the risks involved in emerging industries. ** Source: https://www.ft.com/content/09938004-21b9-4750-8fa2-9ed15c566d4e