It's one of the most important pieces of forensic evidence following a plane crash: The so-called “black box." There are actually two of these remarkably sturdy devices: the cockpit voice ...

All six people aboard the plane − a pilot and copilot, two medical personnel, a patient and her mother − died in the crash ...

Investigators are on the scene again today, searching for the black box and other evidence to provide clues about how the tragedy occurred.

Devastating scenes remain days after a medical transport plane crashed in Northeast Philadelphia, claiming the lives of seven ...