Several flight crews reported the mystery alerts on their Traffic Collision Avoidance System, known as TCAS, on Saturday “indicating another aircraft was nearby when no other aircraft were in ...

Why didn't the TCAS system work? In this instance, there is a clear limitation to TCAS. While the system may have been fully functional, the plane being low to the ground meant that the system's ...

Despite these safeguards, the two aircraft still collided. One of the biggest questions arising from the crash is whether TCAS, a system designed to prevent midair collisions such as this one ...