The 76-mile Bohai Strait Tunnel will cost over $30 billion and take up to 15 years to build, with 56 miles running underwater ...

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 ...

A feasibility study has concluded that a railway tunnel beneath the Strait of Gibraltar is technically viable, with Spain now ...

India is set to construct its first twin-tube underwater tunnel across the Brahmaputra River in Assam, connecting Gohpur and ...

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 ...

An underwater tunnel, being constructed 400m beneath the sea level, is set to become the world's longest. The colossal 27km (approximately 17 miles) tunnel will connect Randaberg and Bokn in Norway.

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 ...

Prime Minister Narendra Modi has approved the inclusion of a railway component in the Gohpur-Numaligarh twin-tube underwater ...

Every day, long-haul truckers and commuters pass through the George Wallace Tunnel, briefly slipping away from daylight and 40 feet underwater, until reemerging into downtown Mobile, Alabama. Since ...

China has approved the 76-mile tunnel, cutting travel time from six hours to 40 minutes with high-speed trains over 150mph ...

The tunnel spurred politicians to advocate for underwater bridges in other southern cities and beyond. Palmer and Baker eventually designed tunnels for Harvey and Belle Chasse. Later, it was ...