Thursday, November 29, 2018

Innate 'fingerprint' could detect tampered steel parts

Researchers using magnetic signals have found unique 'fingerprints' on steel, which could help to verify weapons treaties and reduce the use of counterfeit bolts in the construction industry.

from Latest Science News -- ScienceDaily https://ift.tt/2Rnc7GM
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They fled the flames—now jaguars rule a wetland refuge

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