60-Second Science

Scientific American

Science & Medicine, Natural Sciences, Technology

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Science & Medicine 20

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


Oldest Known Indigo Dye Found in Peru

September 14th, 2016

Episode 557 of 579 episodes

Fabric dyed with indigo just found in Peru is some 1,600 years older than indigo-dyed fabrics that have been found in the Middle East.