Concrete is an innovation that has been pivotal to human society since the days of the Roman Empire. It's a blend of several different materials, including limestone-based cement, sand, and a crushed ...

Q. I want to install some flat pieces of rock for a walkway. I'm also using the same stone to make a shortcut where two sidewalks meet at a 90-degree angle. Do you have suggestions on how to trim the ...

During the first century BC, Marcus Vitruvius Pollio, a Roman architect, engineer and designer penned a concept in his de Architectura book of works. The concept for art and architecture alike was ...

Q: I’m thinking of buying a dilapidated old frame house in the country. It has a stone foundation that seems to me to be too close to the ground. Are stone foundations adequate and strong? Is it ...