A bridge would be the simplest and cheapest path across the Long Island Sound, though it also comes with "significant" ...

It sounds impossible. Truly, a transatlantic train from New York to London sounds too good to be true. At the same time, this age-old idea to build an underwater tunnel would literally alter ...

Tunnel Boring Machine Mary has finished a second tunnel under the Chesapeake Bay, part of the state's largest ever highway construction project.