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  2. Pi Day - Wikipedia

    en.wikipedia.org/wiki/Pi_Day

    Pi Day is an annual celebration of the mathematical constant π (pi). Pi Day is observed on March 14 (the 3rd month) since 3, 1, and 4 are the first three significant figures of π, and was first celebrated in the United States. [2][3] It was founded in 1988 by Larry Shaw, an employee of a science museum in San Francisco, the Exploratorium.

  3. Architects & Engineers for 9/11 Truth - Wikipedia

    en.wikipedia.org/wiki/Architects_&_Engineers_for...

    Architects & Engineers for 9/11 Truth, Inc. (AE911Truth) is an American non-profit organization promoting the conspiracy theory that the World Trade Center was destroyed in a controlled demolition, disputing accepted conclusions around the September 11 attacks, including the 9/11 Commission Report, [6] [7] [8] as well as FEMA's "WTC Building Performance Study" (2002).

  4. United States Intelligence Community - Wikipedia

    en.wikipedia.org/wiki/United_States_Intelligence...

    [1] [2] The IC was established by Executive Order 12333 ("United States Intelligence Activities"), signed on December 4, 1981, by President Ronald Reagan. [3] The statutory definition of the IC, including its roster of agencies, was codified as the Intelligence Organization Act of 1992 ( Pub. L. Tooltip Public Law (United States) 102–496 , H ...

  5. Rick Rescorla - Wikipedia

    en.wikipedia.org/wiki/Rick_Rescorla

    Richard Cyril Rescorla (May 27, 1939 – September 11, 2001) was a British-American soldier, police officer, educator and private security specialist. He served as a British Army paratrooper during the Cyprus Emergency and a commissioned officer in the United States Army during the Vietnam War.

  6. September 11 attacks advance-knowledge conspiracy theories

    en.wikipedia.org/wiki/September_11_attacks...

    Various conspiracy theories allege that certain institutions or individuals had foreknowledge of the September 11 attacks in the United States in 2001. Some of the primary debates include whether the Bush administration or the United States Armed Forces had awareness of the planned attack methods, the precise volume of intelligence that American agencies had regarding al-Qaeda activities ...

  7. Visual acuity - Wikipedia

    en.wikipedia.org/wiki/Visual_acuity

    In the expression 6/x vision, the numerator (6) is the distance in metres between the subject and the chart and the denominator (x) the distance at which a person with 6/6 acuity would discern the same optotype. Thus, 6/12 means that a person with 6/6 vision would discern the same optotype from 12 metres away (i.e. at twice the distance).

  8. Critical path method - Wikipedia

    en.wikipedia.org/wiki/Critical_path_method

    The project has two critical paths: activities B and C, or A, D, and F – giving a minimum project time of 7 months with fast tracking. Activity E is sub-critical, and has a float of 1 month. The critical path method ( CPM ), or critical path analysis ( CPA ), is an algorithm for scheduling a set of project activities. [ 1 ]

  9. Osama bin Laden - Wikipedia

    en.wikipedia.org/wiki/Osama_bin_Laden

    Osama bin Mohammed bin Awad bin Laden (Arabic: أسامة بن محمد بن عوض بن لادن, romanized: Usāma bin Muḥammad bin ʿAwaḍ bin Lādin; 10 March 1957 – 2 May 2011) was a Saudi Arabian-born Islamist dissident and militant leader who was the founder and first general emir of al-Qaeda.