News From the Field
Turn back the molecular clock, say Argentina's plant fossils
December 2, 2014
This material is available primarily for archival purposes. Telephone numbers or other contact information may be out of date; please see current contact information at media contacts.Molecular clocks--based on changes in genetic material--indicate much younger ages for a wide variety of plants found as fossils in southern Argentina than do the solid, geologic dates of those fossils, according to geoscientists who surveyed recent paleobotanical discoveries in Patagonia.Full Story
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