Science Talk

By Scientific AmericanScience

Science Talk episodes

October 09, 2014 To Walk, You Have to Fall in Step
Motion-capture technology reveals that the body falls forward and sideways as we walk, and the feet come down to restore balance. Karen Hopkin reports

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3 min
October 08, 2014 Building a Better Microscope: 2014 Nobel Prize in Chemistry
The 2014 Nobel Prize in Chemistry is awarded to Eric Betzig, Stefan W. Hell and William E. Moerner for the development of super-resolved fluorescence microscopy. The winning work is explained by chemistry Nobel Committee members Sven Lidin and Måns Ehrenberg

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25 min
October 08, 2014 2014 Nobel Prize in Chemistry
Eric Betzig, Stefan W. Hell and William E. Moerner share the 2014 chemistry Nobel for the development of super-resolved fluorescence microscopy, which has enabled the study of single molecules in ongoing chemical reactions in living cells. Steve Mirsky reports

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4 min
October 07, 2014 Blue Light Special: 2014 Nobel Prize in Physics
The 2014 Nobel Prize in Physics goes to Isamu Akasaki, Hiroshi Amano and Shuji Nakamura for the invention of efficient blue light–emitting diodes, which has enabled bright and energy-saving white light sources. The winning work is explained by physics Nobel Committee members Per Delsing and Olle Inganäs

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15 min
October 07, 2014 2014 Nobel Prize in Physics
Isamu Akasaki, Hiroshi Amano and Shuji Nakamura share the physics Nobel for the invention of efficient blue light–emitting diodes, which has enabled bright and energy-saving white light sources. Steve Mirsky reports

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4 min
October 06, 2014 The Map in Your Mind: 2014 Nobel Prize in Physiology or Medicine
The 2014 Nobel Prize in Physiology or Medicine goes to John O'Keefe, May-Britt Moser and Edvard I. Moser for their discoveries of cells that constitute a positioning system in the brain—an inner GPS. The winning work is explained by Karolinska Institute faculty and Nobel Committee members Göran Hansson, Ole Kiehn, Hans Forssberg and Juleen Zierath

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21 min
October 06, 2014 2014 Nobel Prize in Physiology or Medicine
John O'Keefe, May-Britt Moser and Edvard I. Moser share the prize for their discoveries of cells that constitute a positioning system in the brain. Steve Mirsky reports

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4 min
October 03, 2014 Reindeer Spit Smacks Down Plant Toxins
Compounds in reindeer and moose saliva interfere with the production of toxins in plants that ordinarily stop animals from dining on the vegetation. Karen Hopkin reports

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3 min
October 02, 2014 Good Palm Oil Yields Could Be Bad News
Increased palm oil yields could unintentionally have the effect of creating a bigger demand for land for even more palm oil planting. Cynthia Graber reports

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3 min
October 01, 2014 Central Park Features Worldwide Soil Microbes
The soil in Manhattan's Central Park contains microbial life that also exists in deserts, frozen tundra, forests, rainforests and prairies. Steve Mirsky reports

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3 min

About Science Talk

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Science Talk is a podcast of longer-form audio experiments from Scientific American--from immersive sonic journeys into nature to deep dives into research with leading experts.