60-Second Science

Scientific American

Science & Medicine, Natural Sciences, Technology

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Science & Medicine 26
Natural Sciences 8

Leading science journalists provide a daily minute commentary on some of the most interesting developments in the world of science. For a full-length, weekly podcast you can subscribe to Science Talk: The Podcast of Scientific American . To view all of our archived podcasts please go to www.scientificamerican.com/podcast


Beaver Teeth Have Iron Advantage

February 23rd, 2015

Episode 200 of 725 episodes

Beaver enamel is rich in iron—which is even more effective than fluoride at staving off cavities. Christopher Intagliata reports

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