See the massive "bending" tunnel machine digging Sydney's Western Harbour Tunnel. It's a record-breaking feat of engineering.

China is becoming a major force in the global tunnelling industry through the development ...

A gigantic but highly flexible Chinese tunnel boring machine is helping to carve out Sydney’s second major highway artery deep beneath the harbour, as China, dubbed an “infrastructure maniac”, exports ...

Next year, the first modern tunnel-boring machines ever used in New Jersey will arrive in North Bergen to begin drilling the first mile of the $16 billion Gateway Tunnel through the rocky Palisades.

This column originally appeared in On The Way, a weekly newsletter covering everything you need to know about NYC-area transportation. Sign up to get the full version, which includes answers to reader ...

Boring, also called internal turning, is used to increase the inside diameter of a hole. The original hole is made with a drill, or it may be a cored hole in a casting. Boring achieves three things: ...