Science Talk

By Scientific AmericanScience

Science Talk episodes

July 20, 2016 Chicken Scent Deters Malaria Mosquitoes
The smell of a chicken wards off one species of malaria-spreading mosquito—meaning the scent compounds, or the birds themselves, might help deter disease. Christopher Intagliata reports.

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4 min
July 19, 2016 Vaccinate Prairie Dogs to Save Ferrets
As was widely reported on social media, the U.S. is indeed going to use aerial drones to spread vaccine-laced pellets among prairie dogs to save endangered ferrets, although, contrary to some reports, no M&Ms will be involved.

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4 min
July 16, 2016 Fuel-Efficient Engines Have a Sooty Flaw
A newer type of fuel injection offers better fuel economy, but paradoxically increases black carbon emissions—meaning a pollution trade-off. Christopher Intagliata reports.

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4 min
July 14, 2016 Mucus Lets Dolphins Emit Their Clicks
A model of the dolphin vocal apparatus shows that they need a coating of mucus to produce their distinctive sounds.

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5 min
July 13, 2016 Bees Rank Pollen by Taste
The discerning insects returned to flowers with sweetened pollen, but avoided revisiting flowers with bitter pollen. Christopher Intagliata reports.

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4 min
July 12, 2016 Menu Featured Mammoth but Diners Were Mocked
A genetic analysis of leftovers from an exotic dinner in 1951 reveals that the diners got less than they were promised.

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3 min
July 11, 2016 Evolution Ed Defenders Make Rapids Progress in Grand Canyon
The National Center for Science Education's annual Colorado River trip through the Grand Canyon highlights the differences between the scientific and creationist outlooks.

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4 min
July 08, 2016 Wildlife Can Bear with Hunters and Hikers
A new study suggests the best predictor of wildlife abundance in public lands is not human activity, but factors like forest connectivity and nearby housing density. Jason G. Goldman reports.

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5 min
July 07, 2016 Cats' Cunning Extends beyond the Hunt
New research suggests that our feline companions understand the principle of cause and effect. Jason G. Goldman reports.

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4 min
July 06, 2016 Farmed Trout Bred to Fatten Up Fast
An aquaculturist used selective breeding to create strains of farmed fish that fatten up fast on cheap, plentiful feeds such as soybeans and corn. Emily Schwing reports.

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4 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.