Science Talk

By Scientific AmericanScience

Science Talk episodes

June 29, 2015 Noses Agree When Genes See Eye to Eye
We all perceive smells differently—and two people’s preferences may give clues to their degree of genetic similarity. Christopher Intagliata reports

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4 min
June 25, 2015 Smartphone Battery Drains a Lot Even with Dark Screen
Background app updates, cell tower pings and other hidden activity accounts for almost half the battery drain on Android phones. Christopher Intagliata reports

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3 min
June 24, 2015 Alaska Surface Glacier Melting Means More Glug Glug Glug
The vast majority of ice loss in Alaska glaciers comes from those that sit completely on land—which contributes meltwater to sea level rise. Julia Rosen reports

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4 min
June 23, 2015 Programmed Bacteria Can Detect Tumors
Sangeeta Bhatia of M.I.T. talks about efforts to get bacteria to home in on tumors and let us know they're there. Cynthia Graber reports

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5 min
June 23, 2015 Restore Research to Preserve the American Dream
Norman Augustine, former CEO of Lockheed Martin and former undersecretary of the Army talks about the report he co-chaired for the American Academy of Arts & Sciences, "Restoring the Foundation: The Vital Role of Research in Preserving the American Dream"

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32 min
June 22, 2015 Extreme Exercise Can Poison the Blood
Even four hours of intense activity may be enough to let bacteria escape from the gut into the blood, setting off a chain of inflammation. Christopher Intagliata reports

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3 min
June 19, 2015 Einstein–Bohr Friendship Recounted by Bohr's Grandson
On June 3, 2015, Vilhelm Bohr talked about his famous grandfather's life, including the relationship with Einstein, at the Perimeter Institute for Theoretical Physics

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4 min
June 18, 2015 Migratory Birds: What a Long-Range Trip It's Been
Ornithologist Eduardo Inigo-Elias, senior research associate with the conservation science program at the Cornell Laboratory of Ornithology, talks about the challenges of studying migratory birds and how improved relations between the U.S. and Cuba will help his field

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23 min
June 17, 2015 Comet Dust Kicks Up Clouds over the Moon
The same particles that streak through Earth's atmosphere as "shooting stars" kick up lunar dust when they strike the surface of the atmosphere-less moon. Christopher Intagliata reports

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4 min
June 16, 2015 Rare Multitasking Plus: Brain-Teasers Enhance Workout
Test subjects rode stationary bikes 25 percent faster when they simultaneously tackled some relatively easy cognitive challegnes. Karen Hopkin reports

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3 min

About Science Talk

From the publisher's feed

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.