After a car crash, drivers often depend on police reports and witness accounts to figure out what happened. But modern cars have a more reliable source: the Event Data Recorder (EDR), also known as a ...

Most people know that electronic flight data recorders -- also known as "black boxes" -- are a critical source of information to aircraft crash investigators. Yet most motorists don't realize that if ...

A search warrant obtained by News 9 Investigates is shedding light on what police are looking into as they investigate what caused a fatal head-on crash on Interstate 95 last fall. WMUR filed a ...