The crash late Wednesday of American Eagle Flight 5342 near Reagan National Airport has brought fresh attention to a technology known as a Traffic Alert and Collision Avoidance System, or TCAS, which ...

Grote Industries debuted two services designed to address roadside and rear-end collision risks with digital and lighting alerts, the company announced Oct. 26 at MCE 2025.

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 ...

Federal regulators first recommended an anti-collision system for the MBTA's Green Line in 2009 but Sunday's crash between two trolleys at East Somerville Station is a reminder that the system is ...