NASA Identifies Foam Flaw That Killed Astronauts, Reuters

“The foam that struck the space shuttle Columbia soon after liftoff — resulting in the deaths of seven astronauts — was defective, the result of applying insulation to the shuttle’s external fuel tank, NASA said on Friday. The official investigation into the accident, conducted by the Columbia Accident Investigation Board, left the matter open, since none of the foam or the fuel tank could be recovered for study.”

Read this story: NASA Identifies Foam Flaw That Killed Astronauts, Reuters