NEWYou can now listen to Fox News articles! 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 a different approach. They've developed small robots called "Pipebots" that can travel inside water pipes to find and potentially repair leaks, all without any excavation.Sign up for my FREE CyberGuy ReportGet my best tech tips, urgent security alerts, and...