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1. COUR - Coursera, Inc.

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   7.69-0.16 (-2.04%)

   at Fri, May 24, 2024, 4:00PM EDT - U.S. markets closed

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   • Open 7.85
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   • Prev. Close 7.85

   • 52 Wk. High 21.26
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   • Mkt. Cap 1.2B

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3. 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 ...

4. Ground proximity warning system - Wikipedia

   en.wikipedia.org/wiki/Ground_proximity_warning...

   A ground proximity warning system ( GPWS) is a system designed to alert pilots if their aircraft is in immediate danger of flying into the ground or an obstacle. The United States Federal Aviation Administration (FAA) defines GPWS as a type of terrain awareness and warning system (TAWS). [1] More advanced systems, introduced in 1996, [2] are ...

5. Airborne collision avoidance system - Wikipedia

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

   The U.S. Air Force's F-16D Ground Collision Avoidance Technology (GCAT) aircraft. 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 ...

6. Automatic Ground Collision Avoidance System - Wikipedia

   en.wikipedia.org/wiki/Automatic_Ground_Collision...

   This team includes the Air Force Research Laboratory, Lockheed Martin, the F-35 Joint Program Office, the Defense Safety Oversight Council, and NASA. The Automatic Ground Collision Avoidance System uses inputs from terrain mapping, aircraft location, and automation to avoid ground collisions.

7. Survival, Evasion, Resistance and Escape - Wikipedia

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

   The Survival, Evasion, Resistance and Escape (SERE) School (A-2D-4635 or E-2D-0039) at CENSECFOR Detachment SERE East, Portsmouth Naval Shipyard, New Hampshire offers several SERE courses including the outdoor/field course at the Navy Remote Training Site, Kittery, Maine, a "Risk of Isolation Brief" course, and the SERE Instructor Under ...

8. CBRN defense - Wikipedia

   en.wikipedia.org/wiki/CBRN_defense

   CBRN defense consists of CBRN passive protection, contamination avoidance, and weapons of mass destruction mitigation. A CBRN incident differs from a hazardous material incident in both scope (i.e., CBRN can be a mass casualty situation) and intent.