Aircraft checklists have evolved from simple to complex, underscoring the vital role of "checklist discipline" in aviation safety. An F-4 crew member's failure to complete a "before power applied" ...

Several months ago, police say, Cheryl A. Laing, 45, and Jessica Gullickson, 24, both of Broomall in Delaware County, were working overtime at a dentist’s office on Old Lancaster Avenue in Bryn Mawr.

Lack of checklist discipline left the pilots of a De Havilland Canada DHC-6-300 Twin Otter unware that the aircraft was carrying insufficient fuel, before it carried out a forced landing in a swamp ...

Several months ago, police say, Cheryl A. Laing, 45, and JessicaGullickson, 24, both of Broomall in Delaware County, were workingovertime at a dentist’s office on Old Lancaster Avenue in Bryn ...