When two aircraft are unknowingly on a collision course, TCAS - the Traffic Collision Avoidance System — comes alive. Alarms echo through the cockpit as the transponders on both jets communicate, ...

WASHINGTON — The National Transportation Safety Board began its third and final day of investigative hearings Friday to reveal new information and question experts about the fatal collision of a U.S.

The high workload of an air traffic controller at Delhi airport resulted in two traffic collision avoidance system (TCAS) alerts between an Airbus A320 of Vistara Airlines and a Boeing 787-8 of ...

Using the Detect and Avoid System, the MQ-9B operated in U.S. airspace like any other piloted aircraft, without the need for the special handling usually required for UAS. The U.S. Navy’s Naval Air ...