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1d ago
Contents of jars collected by Charles Darwin revealed in new scans | Natural History Museum
- New scanning method lets scientists identify jar contents without opening them.
- The study analyzed 46 specimens and identified fluids in 36 jars.
- Different organisms show different preservation methods, from formalin to alcohol.
- The technique helps protect invaluable specimens while enabling future study.
- The method is a first for museum collections, expanding non-invasive analysis.
- The research supports better preservation practices for historic specimens.
- The study used spatially offset Raman spectroscopy to analyze fluids.
- Darwin’s jars include specimens from the HMS Beagle voyage and other collections.
- Findings were published in the ACS Omega journal.
- The method could help protect and study irreplaceable specimens in the future.
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