Contributing Correspondent Lizzie Wade joins host Sarah Crespi to debate fossilized footprints left on a lake shore in North America someday earlier than the top of Final Glacial Most—probably the earliest proof for people on the continent. Learn the analysis.
Subsequent, Paolo Cherubini, a senior scientist within the dendrosciences analysis group on the Swiss Federal Institute for Forest, Snow and Panorama Analysis, discusses utilizing tree rings up to now and authenticate seventeenth and 18th century violins value hundreds of thousands of {dollars}.
Lastly, on this month’s installment of the sequence of ebook interviews on race and science, visitor host Angela Saini interviews Alondra Nelson, professor within the Faculty of Social Science on the Institute for Superior Research, about her 2016 ebook The Social Lifetime of DNA: Race, Reparations, and Reconciliation After the Genome.
Notice on the closing music: Violinist Nicholas Kitchen performs Johann Sebastian Bach’s Chaconne on the violin “Castelbarco” made by Antonio Stradivari in Cremona, Italy, in 1697. Courtesy of the U.S. Library of Congress.
This week’s episode was produced with assist from Podigy.
[Image: Bennet et al., Science; Music: Jeffrey Cook]
[Alt text: human footprints preserved in rock]
Authors: Sarah Crespi; Lizzie Wade; Angela Saini
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