Dear Pat: Several years ago, there was an article in the Jackson Citizen Patriot about Ray Miller, former president of Miller Industries who's now deceased. He invented a method of laying highway ...

The Institute for Advanced Architecture of Catalonia in Barcelona is working on a set of robots that will soon be able to build complex structures by extruding layers of concrete, a process that might ...

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 ...