The first four tunnel boring machines are coming to New Jersey to build the Gateway rail tunnel. Here's what they do and why ...

The boring machines were manufactured in Germany for just one of 10 sections that make up the $16 billion Gateway project to build a new tube for Amtrak and NJ Transit trains into Penn Station. The ...

A colossal project to reduce traffic in the underground tunnels connecting the Virginia cities of Norfolk and Hampton just had a big breakthrough — literally. Since 1957, the two cities have been ...