After an 18-foot-diameter tunnel collapsed at a work site in Wilmington, 31 people were extricated unhurt. No one was missing ...

Authorities say construction workers on an industrial site just outside Los Angeles were operating a tunnel boring machine ...

Thirty-one people working in a massive underground tunnel in Los Angeles were rescued Wednesday night after a portion of the ...

The tunnels lie directly below London Underground’s Central Line in the city’s Holborn ... From the mid-1950s it was a terminus of the first trans-Atlantic undersea telephone cable. After the Cuban ...

Mobile phone coverage on the London Underground is expanding, with more sections of the Piccadilly, Northern, and Victoria ...