NPR's Richard Harris reports that scientists are looking into an ancient mystery...trying to determine what caused 80 percent of all plant and animal life on earth to vanish in an episode that pre-dated the dinosaurs.
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© 2026 KSUT Public Radio
KSUT is an independent, non-profit organization governed by a Board of Directors and is not a tribally owned station or service.
© 2026 KSUT Public Radio
NPR News and Music Discovery for the Four Corners
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