Science Talk

Science Talk

By Scientific AmericanScience

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Science Talk episodes

February 26, 2019 Who Has "the Right Stuff" for Mars?
Humans traveling to Mars will be required to operate with a degree of autonomy human astronauts have never had, due to communication delays. Christopher Intagliata reports.

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4 min
February 25, 2019 Grandma's Influence Is Good for Grandkids
Grandmothers can enhance the survival of grandchildren. That is, unless grandma’s too old or lives too far away. Karen Hopkin reports.

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4 min
February 23, 2019 Should Robots Have a License to Kill?
Artificial intelligence experts, ethicists and diplomats debate autonomous weapons. Christopher Intagliata reports.

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4 min
February 20, 2019 Warming Climate Implies More Flies—and Disease
The incidence of foodborne illness could jump in a warming world, due to an increase in housefly activity. Christopher Intagliata reports.

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4 min
February 20, 2019 Vaccine Rejection: Truth and Consequences
Kent State epidemiologist Tara Smith talks about vaccines, recent preventable measles outbreaks and her 2017 journal article on vaccine rejection.

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27 min
February 19, 2019 Light-Skin Variant Arose in Asia Independent of Europe
A new genetic study of Latin Americans provides evidence that gene variants for lighter skin color came about in Asia as well as in Europe. Christopher Intagliata reports.

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5 min
February 18, 2019 Teach Science Process over Findings
Seismologist and policy advisor Lucy Jones says science education needs to teach how science works more than just what it finds out.

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4 min
February 16, 2019 Human Diet Drugs Kill Mosquitoes' Appetite, Too
When researchers fed mosquitoes a drug used to treat people for obesity, the insects were less interested in hunting for their next human meal ticket. Karen Hopkin reports.

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4 min
February 15, 2019 Grazing Deer Alter Forest Acoustics
Deer populations have exploded in North American woodlands, changing forest ecology—and how sounds, like birdsong, travel through the trees. Christopher Intagliata reports.

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4 min
February 14, 2019 Elephant Weight Cycles with New Teeth
Elephants have six sets of teeth over their lives, sometimes two sets at once. At those times, they can extract more nutrition from food and put on weight.

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5 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.