Ordinarily, when there's a leak in an underground natural gas pipeline, the affected section of pipe has to be excavated and replaced. Soon, however, a pipe-inspecting and -repairing modular robot may ...

But repair efforts were delayed for several hours when a large piece of asphalt from the edge of an excavation fell into the hole and hit a 4-inch gas line, breaking it and causing a leak. Fire crews ...

Add Yahoo as a preferred source to see more of our stories on Google. BOSTON (SHNS) – Gas companies were told late Wednesday night they need to immediately begin ratcheting down the amount of money ...

The exact cause of the natural gas explosion that killed eight people, injured at least 50, and displaced 100 others when it leveled two buildings in East Harlem in March hasn't been determined, but ...

Gas leaks are repaired faster in wealthy suburbs than in dense urban areas. “You have people being treated differently,” said Marcos Luna, a geography professor at Salem State University who studied ...