Over 40 years ago, airliners started being used to collect high altitude air samples for climate research. Today that research continues, and has been expanded to improve weather forecasting and also better understand the effec...
Every accident is scrutinized and evaluated. Eastern Flight 902 is the one exceptional case of what can be learned from an airplane that did not crash but safely flew away.
The X-15 exceeds Mach 4, a British engineer flies in an inflatable airplane, the crashes of Northwest Flight 307, Garuda Indonesia Flight 200 and a Skymaster Airlines 707, and more...