Daniel Libeskind

Primers on high-security building design warn against basement garages. It’s a lesson learned from bitter experience: the 1993 truck bomb … Continued

A tower within a Tower: extra cladding in the middle

Fire protection and sensors to gird lifts so that people can exit fast

Designers of the freedom tower, soon to rise at ground zero, say cutting-edge engineering will make occupants safer. Will they be safe enough?

A "offers web-like support"

(planned for Freedom Tower)

Few people on the floors above where the planes hit the twin towers survived, in part because the stairs, sheathed … Continued

Walls keep fire contained--if they are there

Kepping windows from turning lethal

A federal investigation of the World Trade Center disaster found that a key culprit in the buildings’ collapse was spray-on … Continued