Some park access restrictions are coming as Ann Arbor starts construction of a new Border-to-Border Trail pedestrian tunnel.

The denizens of the Middle Island wetlands may have short spring migrations, but it's still a perilous journey.

A series of chain-reaction crashes and a fire in a Wyoming highway tunnel that killed three people started when a pickup ...

Investigators released a preliminary report Wednesday detailing the crash that involved 26 vehicles, shut down a tunnel in ...

The experts say it will take at least four years to build a train tunnel, Mayor Dean Trantalis says. But the county wants it ...

If a tunnel must exist, why not make it beautiful? The folks responsible for Norway's Fyllingsdalstunnelen – a tunnel ...

The green light has been granted to a woman who went viral for digging a massive tunnel “Kala,” the supposed name of the ...

Ray Mitchell Jr. was about 20 feet under a Kenner house when the trench he was digging to repair plumbing collapsed, ...

Fehmarnbelt will have a price tag of around $7.4 billion, and is expected to be a boon in both cross-border business and ...

U.S. and South Korean troops honed their underground combat skills using drones and breaching tools as part of a recent large ...

Rescue teams remain relentlessly committed to the SLBC tunnel operation, focusing efforts on overcoming challenges posed by ...

Cheyenne, Wyo. - The National Transportation Safety Board (NTSB) has released a preliminary report on the deadly I-80 Green ...