A 700-foot-long tunnel boring machine named Mary is being assembled in Washington, D.C., to dig a 5.5-mile stormwater and ...

Nashville’s new Tesla tunnel has reached another phase, with The Boring Company announcing on social media that tunneling is ...

Chinese engineers have managed to turn disaster into a masterful engineering feat by rescuing ...

On Wednesday morning, crews removed the final piece of Bertha the boring machine out of the pit it has sat in since reaching the end of the tunnel running under Seattle. A live time lapse of the ...

The $80 million tunneling machine known as ‘Bertha’ resumed mining Tuesday beneath the Seattle waterfront for the first time in about seven weeks. The machine moved forward about two feet, allowing ...

HS2 will launch its first giant tunnelling machine on Thursday. The 558ft (170m) long contraption will dig a 10-mile (16km) tunnel under the Chiltern Hills, starting from a site in Buckinghamshire ...

This photo taken on Jan. 9, 2026 shows the tunnel boring machine "Xi Wang" in Shanghai, east China. The "Xi Yi" and "Xi Wang" ...

Deep under the Yangtze River, a stranded tunnel boring machine that looked like a sunk cost has instead become a showcase of ...