Probable Cause Sequences for WTC Collapses Finalized

At a press briefing in New York City on April 5, the National Institute of Standards and Technology (NIST) presented its analysis of how the World Trade Center (WTC) towers collapsed after two aircraft were flown into the buildings by terrorists on Sept. 11, 2001. The study is the most detailed examination of a building failure ever conducted.

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<p><a href="http://www.physorg.com/news3686.html">Probable Cause Sequences for WTC Collapses Finalized</a></p> <p>At a press briefing in New York City on April 5, the National Institute of Standards and Technology (NIST) presented its analysis of how the World Trade Center (WTC) towers collapsed after two aircraft were flown into the buildings by terrorists on Sept. 11, 2001. The study is the most detailed examination of a building failure ever conducted.</p>