NEW YORK, June 24 -- Fireproofing failures -- rather the impact of the plane crashes -- probably caused the World Trade Center towers to quickly collapse, architects and engineers told a federal ...

An interim report by a federal agency investigating the collapse of the World Trade Center towers in the aftermath of the September 11, 2001 terrorist attack indicates inadequate fireproofing on ...

Federal investigators have been unable to find evidence that tests were ever conducted on fireproofing material in the World Trade Center, a potential factor in the buildings' collapse following ...

A computer simulation of the 2001 World Trade Center attacks supports a federal agency's findings that the initial impact from the hijacked airplanes stripped away crucial fireproofing material ...