The billions of tons of cement made each year have an enormous carbon footprint: 8% of global emissions, or four times more than the airline industry. That’s both because of the energy used to make ...

Yes, mollusks. Mollusks have a special composite material lining their inner shell, known as “nacre.” Nacre, also known as ...

Concrete reabsorbs some of its carbon emissions over time. Alternative ingredients and 3D printing could help supercharge that by making the finished concrete more porous.

After water, concrete is the most consumed substance on the planet and its production is expected to grow from 4.4 billion tons to 5.5 billion tons by 2050. But its production, which involves cement, ...

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This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. It’s a major contributor to climate change — ...