Retaining walls were first created to perform the simple and necessary task of holding back earth. And with good reason: Erosion is a natural process, but when it means soil being washed off your ...

There are two types of stone walls. One is freestanding and creates a fence or boundary. The other is a stone retaining wall. The method of construction is similar, but a stone retaining wall requires ...

Q: My beautiful stone retaining wall has sprung leaks during these recent rainstorms. How can I fix the problem? Rockville, Md. A: Your wall is probably just fine. If it were a leakproof dam without ...

The robotics experts at ETH Zurich have developed an autonomous excavator that uses advanced AI to help it complete high-skill tasks without a human operator. Dry stone wall construction typically ...