Scientists uncover hidden chemical fingerprint that could revolutionize hunt for alien life
Researchers discovered that living systems leave a hidden statistical pattern in organic molecules, detectable even in degraded samples without DNA or fossils.
The study, published in Nature Astronomy, used statistical methods from ecology to analyze amino acid and fatty acid distributions in over 100 datasets.
Biological materials showed distinct organizational patterns in molecules, consistently separating them from nonliving chemistry.
The method proved resilient, detecting signs of ancient life even in degraded samples like fossilized dinosaur eggshells.
Klenner emphasized that while no single technique confirms extraterrestrial life, this statistical approach offers a powerful new tool for assessing chemical data from Mars, Europa, and Enceladus.
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