Documents

Collapse of the World Trade Center

• Final Reports of the Federal Building and Fire Investigation of the World Trade Center Disaster
  • Final Report
  • NIST NCSTAR 1-1 - Design, Construction, and Maintenance of Structural and Life Safety Systems]
  • NIST NCSTAR 1-2 - Baseline Structural Performance and Aircraft Impact Damage Analysis of the World Trade Center Towers
  • NIST NCSTAR 1-3 - Mechanical and Metallurgical Analysis of Structural Steel
  • NIST NCSTAR 1-4 - Active Fire Protection Systems
  • NIST NCSTAR 1-5 - Reconstruction of the Fires in the World Trade Center Towers
  • NIST NCSTAR 1-6 - Structural Fire Response and Probable Collapse Sequence of the World Trade Center Towers
  • NIST NCSTAR 1-7 - Occupant Behavior, Egress, and Emergency Communication
  • NIST NCSTAR 1-8 - The Emergency Response Operations
• FEMA's World Trade Center Building Performance Study

7 World Trade Center

• Final report and documents - NIST
• WTC7 collapse - Interim report - NIST
• Presentation - "WTC 7 Technical Approach and Status Summary", December 12, 2006, Therese McAllister, NIST
  • NIST FAQ
• WTC Building Performance Study - FEMA, May 2002

Pentagon

• The Pentagon Building Performance Report - American Society of Civil Engineers (ASCE)

FDNY, NYPD, and PAPD

• Oral Histories from Sept. 11
• FDNY McKinsey Report
• NYPD McKinsey Report
• PAPD transcripts
• 9-1-1 calls

Flights

Flight 11

• Air Traffic Control
• Flight Path Study

Flight 175

• Air Traffic Control
• Flight Path Study

Flight 77

• Flight Data Recorder
• Air Traffic Control
• Flight Path Study
• Autopilot

Flight 93

• Flight Data Recorder
• Air Traffic Control
• Flight Path Study
• Autopilot

All flights

• Recorded Radar Data

Al Qaeda

• United States v. Zacarias Moussaoui, Criminal No. 01-455-A - U.S. District Court for the Eastern District of Virginia
• Combatant Tribunals
  • Ramzi Binalshibh - summary transcript audio
  • Khalid Sheikh Mohammed - summary transcript audio
• Bin Laden statements (1994-2004)

Investigations and reports

• 9-11 Commission report (pdf)
• Congressional Report: Joint Inquiry into Intelligence Community Activities before and after the Terrorist Attacks of September 11, 2001
• CIA OIG Report

Books

• Books about 9/11

Other

• Congressional Research Service (CRS) reports