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  1. COUR - Coursera, Inc.

    Yahoo Finance

    7.55-0.12 (-1.63%)

    at Thu, May 30, 2024, 3:39PM EDT - U.S. markets close in 21 minutes

    Nasdaq Real Time Price

    • Open 7.66
    • High 7.80
    • Low 7.55
    • Prev. Close 7.68
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  3. Survival, Evasion, Resistance and Escape - Wikipedia

    en.wikipedia.org/wiki/Survival,_Evasion...

    Level C training focuses on resistance to exploitation and interrogation, survival during isolation and captivity, and escape from hostiles (e.g., "prison camps"). "Escape Training" has elements similar to evasion and resistance training – if details are revealed, it potentially helps adversaries.

  4. United States Army Combat Readiness Center - Wikipedia

    en.wikipedia.org/wiki/United_States_Army_Combat...

    The U.S. Army Combat Readiness Center has many tools and programs to help leaders, battle buddies and Family members identify risky behaviors, provide solutions and help prevent needless accidents both on and off duty.

  5. Terrain awareness and warning system - Wikipedia

    en.wikipedia.org/wiki/Terrain_awareness_and...

    In aviation, a terrain awareness and warning system ( TAWS) is generally an on-board system aimed at preventing unintentional impacts with the ground, termed "controlled flight into terrain" accidents, or CFIT. [1] The specific systems currently in use are the ground proximity warning system (GPWS) and the enhanced ground proximity warning ...

  6. Sikorsky UH-60 Black Hawk - Wikipedia

    en.wikipedia.org/wiki/Sikorsky_UH-60_Black_Hawk

    The Sikorsky UH-60 Black Hawk is a four-blade, twin-engine, medium-lift utility military helicopter manufactured by Sikorsky Aircraft. Sikorsky submitted the S-70 design for the United States Army 's Utility Tactical Transport Aircraft System (UTTAS) competition in 1972. The Army designated the prototype as the YUH-60A and selected the Black ...

  7. Controlled flight into terrain - Wikipedia

    en.wikipedia.org/wiki/Controlled_flight_into_terrain

    In aviation, a controlled flight into terrain ( CFIT; usually / ˈsiːfɪt / SEE-fit) is an accident in which an airworthy aircraft, fully under pilot control, is unintentionally flown into the ground, a mountain, a body of water or an obstacle.

  8. Enlisted Professional Military Education - Wikipedia

    en.wikipedia.org/wiki/Enlisted_Professional...

    Enlisted Professional Military Education. All branches of the United States Armed Forces use the general term Enlisted Professional Military Education (EPME) to describe the formal system of education which each branch provides to its enlisted personnel. Each branch has its own system and sequence of courses, with the overall focus on ...

  9. Airborne collision avoidance system - Wikipedia

    en.wikipedia.org/wiki/Airborne_collision...

    An airborne collision avoidance system ( ACAS, usually pronounced as ay-kas) operates independently of ground-based equipment and air traffic control in warning pilots of the presence of other aircraft that may present a threat of collision. If the risk of collision is imminent, the system recommends a maneuver that will reduce the risk of ...

  10. Forward air control - Wikipedia

    en.wikipedia.org/wiki/Forward_air_control

    A U.S. Army Bell OH-58A-BF Kiowa (s/n 68-16687) in flight, source: Vietnam Studies - Airmobility 1961-1971. There was a great deal of technical innovation in forward air control operations during the course of the Vietnam War. The United States came up with a number of ways to make its forward air control system more effective.

  11. Traffic collision avoidance system - Wikipedia

    en.wikipedia.org/wiki/Traffic_collision...

    A traffic alert and collision avoidance system ( TCAS, pronounced / tiːkæs /; TEE-kas ), is an aircraft collision avoidance system designed to reduce the incidence of mid-air collision (MAC) between aircraft. It monitors the airspace around an aircraft for other aircraft equipped with a corresponding active transponder, independent of air ...

  12. Collision avoidance in transportation - Wikipedia

    en.wikipedia.org/wiki/Collision_avoidance_in...

    In transportation, collision avoidance is the maintenance of systems and practices designed to prevent vehicles (such as aircraft, motor vehicles, ships, cranes and trains) from colliding with each other. Examples include: Airborne collision avoidance systems for aircraft; Automatic Identification System for collision avoidance in water transport