A midair crash prompted a bill that would have mandated new anti-collision alerts. Safety advocates say a revised GOP bill ...

SEPTA trolleys throughout its system will soon be fitted with a new warning system intended to help provide additional safety for passengers and drivers. On Thursday, representatives with Bosch ...

WASHINGTON — The aircraft involved in the mid-air collision earlier this year over Ronald Reagan National Airport lacked certain collision avoidance systems that could have helped an Army helicopter ...

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