The basic process for making steel hasn’t changed a whole lot in the past few hundred years. Into the top of a big, lava lamp-shaped blast furnace goes iron ore and coking coal, and out comes waste ...

Steel is one of the world’s most vital commodities, but producing it is a major source of planet-warming carbon dioxide ...

With more than $350 million in venture funding and a new factory in Brazil, Boston Metal looks to scale up production of its green method for making steel. If steel were a country, it would be the ...

“Green steel” that is manufactured using hydrogen generated with renewable energy makes its use as a building material more feasible for environmentally conscious designers and clients. Sustainable ...

Making steel produces a lot of greenhouse-gas emissions. Now, construction is underway in Sweden on an industrial-scale plant that will emit almost zero carbon dioxide. Boston Metal, LKAB, Midrex, ...

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 ...

How to make the sharpest knife. In this video we will show you the process of making a hunting knife. Today, knives made of ...

A new iron making technology developed in China is set to significantly impact the global steel industry. Developed after more than 10 years of research, this method injects finely ground iron ore ...

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 ...

Most enterprises run into the ‘Steel Curtain’ when they try to decarbonize steel. But Electra sees a way around the impenetrable fortress — a tribute to the 1970s all-star Pittsburgh Steeler defense.

Slag is the molten runoff created while producing steel in a traditional blast furnace. The material has been prized as a greener cement alternative for creating concrete, the Earth’s most abundant ...