The U.S. Army Corps of Engineers Detroit District, heeding an emergency order from President Donald Trump to expedite the review process for energy supply projects, will accelerate its permitting ...

A homeowner was floored after detailing how he discovered an Indiana Jones-esque labyrinth of hidden chambers and tunnels underneath his home. “Found a network of tunnels and rooms under my house,” ...

The U.S. Army Corps of Engineers will fast-track permits for building a protective tunnel around an aging Enbridge oil ...

Stretching 35 miles under the Alps, the Gotthard Base Tunnel is the pinnacle of tunnel engineering. More than just a ...

We built a unique underground house beneath tree roots using only bamboo and hand tools. This hidden forest home blends ...

Construction Administration Associate Director Evangelia Ieronymaki’s research advances a structural model that may improve ...

Two Italian scientists claim to have discovered 38,000-year-old structures buried deep beneath the pyramids. But there's a ...

Since 1882, the old 9.3-mile Gotthard tunnel has had to suffice, but at more than 3,600 feet of elevation, it’s a slow, if scenic, traverse. Swiss citizens voted to go under the mountains in ...