National Institute Of Standards And Technology

Events (37)

• 10:23 a.m. September 11, 2001: Exterior Wall of North Tower May Bow Outwards or Inwards before Collapse 2001-09-11
• 10:28 a.m. September 11, 2001: WTC 7 Damaged When North Tower Collapses 2001-09-11
• (10:28 a.m.-5:20 p.m.) September 11, 2001: WTC 7 Suffers Fires ‘on at Least 10 Floors’ 2001-09-11
• 8:46 a.m. September 11, 2001: Flight 11 Hits the North Tower of the World Trade Center 2001-09-11
• 8:57 a.m. September 11, 2001: Jet Fuel in North Tower Burns Up 2001-09-11
• 9:03 a.m. September 11, 2001: Flight 175 Crashes into WTC South Tower; Millions Watch Live on Television 2001-09-11
• 9:13 a.m. September 11, 2001: Jet Fuel in South Tower Burns Up 2001-09-11
• (9:05 a.m.) September 11, 2001: Fire Chief Worried WTC Could Collapse; Other Firefighters Unconcerned 2001-09-11
• (9:21 a.m.-9:59 a.m. September 11, 2001): Exterior Wall of South Tower May Bow Outwards or Inwards before Collapse 2001-09-11
• September 12, 2001-September 2005: Duration of WTC Collapse in Dispute 2001-09-12
• September 12, 2001-September 2005: Weight of WTC Towers in Dispute 2001-09-12
• August 21, 2002: Commencement of NIST Investigation Announced 2002-08-21
• May 7, 2003: NIST Investigators Issue Progress Report; Say Tests Were Not Conducted Regarding How WTC Would Cope With Major Fire 2003-05-07
• August 27, 2003: NIST Investigators Rule Out Weak Steel as a Factor in Collapses 2003-08-27
• June 18, 2004: NIST Presents ‘Working Hypothesis’ of WTC 7 Collapse 2004-06-18
• October 19, 2004: NIST Releases Latest Findings of WTC Investigation; Presents New Hypotheses as to Why the Twin Towers Collapsed 2004-10-19
• November 11, 2004: Laboratory Director Questions Cause of WTC Collapses 2004-11-11
• April 5, 2005: NIST Releases Latest Findings; Blames WTC Collapses on Loss of Fireproofing 2005-04-05
• June 23, 2005: NIST Releases 43 Draft Reports; Recommends Changes to Improve Safety of Tall Buildings 2005-06-23
• October 6, 2005: NIST Refuses to Show Computer Visualizations of WTC Collapses 2005-10-06
• October 26, 2005: NIST Describes WTC Fireproofing Tests 2005-10-26
• October 26, 2005: NIST Releases Final Report on Twin Towers Collapses 2005-10-26
• October 26, 2005: Fire Expert Criticizes NIST’s WTC Investigation 2005-10-26
• March 20, 2006: Head of US Investigation on WTC Building 7 Does Not Know Why It Collapsed 2006-03-20
• August 30, 2006: NIST Counters Allegations of Explosive Demolition of the WTC 2006-08-30
• September 27, 2007: NIST Says It Cannot Explain the Total Collapse of the World Trade Center 2007-09-27
• December 14, 2007: NIST Fact Sheet Responds to Questions about Its WTC Investigation 2007-12-14
• April 8, 2008: Engineering Journal Publishes Scientific Challenge to Government Account of WTC Destruction 2008-04-08
• August 21, 2008: NIST Rules out Diesel Tanks in Collapse of WTC 7 2008-08-21
• August 21, 2008: NIST Releases Draft Final Report on WTC 7 Collapse 2008-08-21
• August 21, 2008: NIST Announces Conclusions of WTC 7 Investigation, Presents New Theory for Collapse 2008-08-21
• August 21, 2008: Critics Unconvinced by NIST’s Claim that Explosives Not Used to Bring Down WTC 7 2008-08-21
• November 20, 2008: NIST Releases Final Report on WTC 7 Collapse, Repeats Conclusions of Earlier Draft Report 2008-11-20
• September-November 2005: Questions Raised over NIST’s Claims of Pre-Collapse Tilt of WTC Towers
• (October 2002-October 2005): NIST Adjusts Input Data so Computer Simulations of WTC Result in Collapses
• October 2002-October 2005: NIST Tries to Estimate Speed of Aircraft Impacting WTC
• December 2001: Scientific Journal Describes ‘Eutectic Mixture’ in WTC Steel