Add Yahoo as a preferred source to see more of our stories on Google. Jan. 21—A mysterious letter about lead testing of water pipes went out across Waynesville earlier this month, but don't worry — ...

A recent study showed that it is possible to discern the composition of a buried pipe by striking an accessible portion of it and monitoring the sound waves that reach the surface. This method could ...

PITTSBURGH, Jan. 13, 2025 /PRNewswire/ -- "We thought there could be a handheld tool that would allow workers to conduct the necessary steps to remove underground water main testing whips for pressure ...

As any percussionist or fidgety pen-tapper can tell you, different materials make different noises when you hit them. Researchers at Drexel University hope this foundational acoustic phenomenon could ...