CAMBRIDGE — There is a damp dustiness down here, in the abandoned tunnel underneath Harvard Square.

Millions of people pass under the River Thames each day, by rail, road or foot. We take it for granted. Just two centuries ago, the idea of going under the river would have seemed fanciful. Today, ...

Here are some of the latest news items from this morning, Thursday, May 29: Armstrong Tunnel reopens The Armstrong Tunnel is ...

Both sides of Armstrong Tunnel will be open and flowing with traffic beginning Thursday morning. After a two-year, $13.1 ...

A tunnel boring machine working on a metro line in Hanoi flung up mud, burying a 15-meter stretch of busy Cat Linh Street in ...

Cracked or uneven sidewalk? This video shows you how to remove and replace a damaged section using concrete bags no heavy equipment required. Follow the full DIY repair process, from demolition to ...

FREDERICKSBURG — People have speculated for years about the mysterious tunnel running underneath George Street’s sidewalk in Fredericksburg. Did it serve as underground passage for goods ...

An underground mud burst from a TBM site on Cat Linh Street shocked residents and prompted an emergency response from the ...

Was Dr. John Randall "one of Iowa's beloved men of medicine"? Or was he a vindictive and temperamental physician who ...