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.
Copyright 1995 NPR
© 2025 New Hampshire Public Radio
Persons with disabilities who need assistance accessing NHPR's FCC public files, please contact us at publicfile@nhpr.org.
Persons with disabilities who need assistance accessing NHPR's FCC public files, please contact us at publicfile@nhpr.org.
Play Live Radio
Next Up:
0:00
0:00
Available On Air Stations