Etched onto that disc, in letters no largerthan one-fourth the width of a human hair, are 73 messages. Such anitem, as small as it is ... government-- the company had designed a firing capacitor ...

One of the fractures was “consistent with fatigue cracking,” according to the NTSB. The turbine disk had 10,984 cycles, out of an expected life of 15,000 cycles. The National Transportation ...