When I was a kid, I discovered a Calvin and Hobbes comic strip that posed one of my own burning questions: How do they know the load limit on bridges? Calvin’s dad (incorrectly) tells him, “They drive ...

The record setting Rogfast project aims to connect islands and mainland Norway nearly 1,300 feet below the sea, with crews ...

Construction for an underground system, which features an underwater tunnel, for India's ambitious Mumbai-Ahmedabad High-Speed Rail Corridor has passed a key milestone, according to local reports. The ...

Workers in China have set a new record by completing the task of building the world's largest-diameter underwater shield tunnel. The two mile section of the underwater shield segments is completed, as ...

COPENHAGEN, Denmark — Danish King Frederik X inaugurated Monday the first element of a future 18-kilometer (11-mile) rail-and-road tunnel under the Baltic Sea that will link southern Denmark to ...

Construction on what will become the world’s longest-ever underwater road and rail tunnel commenced on June 17. When it opens in 2029, the 11.1-mile (18-kilometer-long) “Fehmarnbelt Fixed Link” will ...

NEW YORK (AP) — An underwater tunnel that passes beneath New York City’s East River was punctured when a construction contractor accidentally drilled a hole through it. Social media video Wednesday ...

The first section of the world's longest underwater road and rail tunnel has been constructed, putting the project on track for completion by the end of the decade. At 18,000 meters, The Fehmarnbelt ...

NEW YORK (AP) — An underwater tunnel that passes beneath New York City’s East River sprung a leak Wednesday after a city contractor mistakenly drilled a hole through it, sending streams of water into ...