If your home improvement plans involve making changes to existing walls, you'll need to understand what kind of walls you are dealing with, especially as homes are built with multiple different types.
To continue reading this content, please enable JavaScript in your browser settings and refresh this page. Philadelphia's architectural heritage is deeply rooted in ...
An autonomous robot with a large gripper can transform a pile of boulders into huge stone walls without mortar – learning on its own how to place each irregularly-shaped stone as the next building ...