Originally posted on Wayne Hale's Blog:
Now that Discovery is safely delivered to the Smithsonian, I think I can tell the story of how we nearly lost her in July of 2005, and how well-intentioned, highly motivated, hard-working, smart people can miss the most obvious. It’s tough to know people who have died. Many…
Worrisome engineering patches
From Slashdot: BJ_Covert_Action writes: “NASA engineers have finally discovered the root cause of the cracks that have been found on space shuttle Discovery’s main external tank. The main tank, one of the ‘Super Lightweight Tank’ models developed by Lockheed-Martin, employs an aluminum-lithium alloy developed by Lockheed-Martin specifically for this application.
