Q: I’ve noticed two things about my lawn. First, there’s an area that is really green and much taller than the surrounding grass; and second, this same area is very soft. I know something is wrong, ...

Fixing underground water pipes usually means digging up roads and sidewalks — a process that's disruptive and expensive. However, researchers at the University of Sheffield in the U.K. are working on ...

Engineers from the University of Sheffield have developed a robot for inspecting water pipes and diagnosing cracks without digging. These miniature robots, also known as Pipebhas, have helped save ...