The Swedish startup Stegra has raised close to $7 billion to produce zero-emissions steel using green hydrogen starting in 2026. As of 2023, nearly 2 billion metric tons of it were being produced ...

Because the current reactor can only make about a ton or two of material per month, the company plans to build an even larger demonstration plant set to come online in 2026 and begin operations a year ...

Boston Metal completed its first run of an industrial reactor that uses electricity to make steel. This article is from The Spark, MIT Technology Review’s weekly climate newsletter. To receive it in ...

Making steel has long been defined by flying sparks and blast furnaces roaring at temperatures hotter than molten lava. A startup backed by Amazon.com and steel producer Nucor says it has a new ...