Explore the world’s longest tunnel, which is an engineering marvel that redefined transportation. The longest tunnel in the ...

New commercial satellite imagery shows the construction of a new security perimeter around the base of Mt. Kolang Gaz La, ...

Western Michigan University's applied aerodynamics laboratory took over the advanced design wind tunnel from the former McDonnell Douglas Aircraft Company (now the Boeing Company at St. Louis) and had ...

Wearing a red hard hat and carrying a backpack with an emergency oxygen tank, I’m sweating as I get a rare look at the newest wonder of the world—the 35.4-mile Gotthard Base Tunnel ...

Maybe that's because it's also one of the world's steepest roads, chiseled into the mountain by local villagers. The Guoliang Tunnel is located in the Taihang Mountains in China's Henan Province ...

The Zoji La Tunnel, which is set to be the longest in Asia, will pass under the Zoji La pass in the Himalayas, the world's highest mountain range. The aim of the tunnel is to provide year-round ...