Because the pressure altitude parameter is invalid ... The cockpit voice recorder and flight data recorder from both aircraft are currently being examined in the NTSB laboratories.

The TCAS Processor uses pressure altitude and radar altitude to collaborate information from its own aircraft and other ...

which includes reaching out to the Army as well as Sikorsky Aircraft and Collins Aviation ... "We are working to determine if this bad data for pressure altitude only affected the [flight ...

The combination of alcohol plus cabin pressure at cruising altitude may threaten sleeping plane passengers' heart health, ...