Future astronauts could make lunar buildings out of moon dust and pee. That’s the suggestion of chemist Anna-Lena Kjøniksen and her colleagues, who made a cement from urea — a major component of urine ...

Concrete and cement. Two seemingly similar products that frequently get confused. It's something that's perfectly understandable. After all, you often hear people talk about using cement in the ...

To make aerated concrete, add a foam-forming agent and stir in a significant amount of air. This serves to make the concrete ...

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

Around three billion tons of cement are produced around the world each year (Guillaume, 2014), of which the majority is consumed in developing countries due to ceaselessly growing demand, attributed ...

Picture the Pantheon in Rome. Considering that it was built in CE 128, it has held together remarkably well under the footsteps of hundreds of millions of visitors over the centuries. If the ancient ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The use of concrete as a construction material has been around for millenia: Historians say that ancient ...