Elon Musk had a bold idea. He wanted to take the dirt dug up by his The Boring Company while creating tunnels and turn it ...

The dirt tunnel continued for 70 metres underneath the prison and had already passed under its heavily-fortified outer walls and electric fences, according to prison authorities. Officers found ...

Tunnel workers gather the muck and dirt as it pours in. They toss the dirt on conveyor belts, which carry the excess soil out of the tunnel. The cylinder supports the sandy soil while tunnel ...

Hidden in the mountains of South Africa, this 149-year-old tunnel is a historic relic of the past waiting to be rediscovered. Built in 1876, the Hex River Tunnel is believed to be South Africa's ...

Traffic Lab is a Seattle Times project that digs into the region’s transportation issues to explore the policies and politics that determine how we get around and how billions of dollars in ...