What definitive method was crucial for identifying the fragmented remains of the seven astronauts?
Answer
Modern DNA analysis
Due to the violent, high-speed, high-altitude breakup of the Space Shuttle Columbia, the biological remains of the seven crew members were severely fragmented, commingled with wreckage, and often unrecognizable as distinct human forms. Traditional forensic identification methods, which rely on more complete physical structures, proved largely impossible for many samples. Therefore, the definitive and essential process for accounting for every astronaut relied heavily on advanced modern DNA analysis performed by forensic pathologists and medical examiners on the small biological fragments recovered.

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What Happened To The Bodies Of The Columbia Crew? - YouTube
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