Before factories and automation, steel was made by hand—slowly and deliberately. This video follows the traditional Japanese process of making tamahagane steel using iron sand, charcoal, and a clay ...

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 ...

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 ...