With Starliner stuck in space, has NASA's safety culture changed since Columbia?
Briefly

An editor at the Houston Chronicle asked me to hurry to Johnson Space Center to help cover the loss of Space Shuttle Columbia. This event became the consuming passion of my career.
After the Challenger accident, sweeping changes were made to NASA's culture to allow engineers to raise safety concerns. However, by Columbia, issues resurfaced questioning NASA's safety culture.
Read at Ars Technica
[
|
]