The massive brick-lined tube, hand-dug in the 1890s under the bed of downtown Baltimore’s Howard Street, has been closed to ...

Watch as we spend 25 days constructing an incredible underground temple villa, complete with a water slide leading to a ...

Deep in the mountains of Switzerland lies a marvel of engineering, the Gotthard Base Tunnel. This is the longest railway and at the same time the deepest transport tunnel. Just imagine – 35.5 miles of ...

Mary, the tunnel boring machine digging the tunnels themselves, is about 68% — 5,460 feet out of a total 7,960 feet — of the way done with the second tunnel as of Wednesday morning, according to Banas ...

A recent report says Elon Musk’s Boring Company is exploring the possibility of building an underground transit tunnel in ...

A joint venture of Japan’s Penta-Ocean Construction Company and Singapore’s Koh Brothers Building & Civil Engineering has won a $780m contract to build connecting tunnels under terminal five at ...

Gov. Gavin Newsom's attempt to fast track the construction of the Delta Conveyance Project had a setback Tuesday.

Further significant progress in excavating HS2's Northolt Tunnel was made when the third of four tunnel boring machines ...

Copenhagen is expected to receive 30% more rainfall by the end of the century. The city is responding with a massive ...

Singapore's Koh Brothers Eco Engineering said on Tuesday its unit secured a S$999 million ($776.77 million) contract from ...

Hidden in the basement, a secret wind tunnel designed to channel fresh air for the building's ventilation system stretches all the way to Fifth Avenue. In another unexpected twist, a natural ...