From Shetland to the Western Isles, campaigners argue ageing ferries are driving depopulation – and undersea tunnels are the only 21st-century solution ...

The rare bit of good news for the much-maligned project followed the agency's investigation into the leaks, which were revealed last September after water broke though a faulty wall panel in the ...

The first four tunnel boring machines are coming to New Jersey to build the Gateway rail tunnel. Here's what they do and why ...

As the March 10 agreement between the Syrian government and the Syrian Democratic Forces nears its end, more and more new ...

BOSTON — The Big Dig highway tunnels under downtown Boston are structurally sound and safe despite recent leaks, the Federal Highway Administration said Monday. The agency launched the investigation ...

In the Middle Ages, medieval armies launched sneak attacks on enemy castles by digging tunnels through sandy soil under moats using crude hand tools. The men dug tunnels not only to gain entrance to a ...

The Big Dig highway tunnels under downtown Boston are structurally sound and safe despite recent leaks, the Federal Highway Administration said. The agency launched the investigation into the ...