The tunnel, which measures 18 feet in diameter, is the $630 million Clearwater Tunneling Project and is being constructed to move wastewater from Carson to San Pedro. It collapsed about five to six ...

Thirty-one workers, aided by rescuers, made it out safely after a stretch of tunnel under construction collapsed in Wilmington on Wednesday night, authorities said. The 31 employees were removed and ...

The Los Angeles Fire Department says 31 workers have been safely removed from an industrial tunnel after part of the ...

Imagine if you could "print" a tiny skyscraper using DNA instead of steel. That’s what researchers at Columbia and Brookhaven ...