Science Talk

By Scientific AmericanScience

Science Talk episodes

January 30, 2019 "Rectenna" Converts Wi-Fi to Electricity
Researchers built a small, flexible device that harvests wi-fi, bluetooth and cellular signals, and turns them into DC electricity. Christopher Intagliata reports.

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4 min
January 29, 2019 Science News Briefs from the World Over
A few brief reports about international science and technology from Papua New Guinea to Kazakhstan, including one on the slow slide of Mount Etna in Italy.

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4 min
January 28, 2019 Cod Could Cope with Constrained Climate Change
Cod egg survival stays high with limited warming, but plummets when the temperature rises a few degrees Celsius in their current spawning grounds.

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5 min
January 25, 2019 Intimate Hermit Crab Keeps Shell On
A species of hermit crab appears to have evolved a large penis to enable intercourse without leaving, and thus possibly losing, its adopted shell.

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4 min
January 24, 2019 Ecologists Eavesdrop with Bioacoustics
By coupling audio recordings with satellite data and camera traps, ecologists can keep their eyes—and ears—on protected tropical forests. Christopher Intagliata reports.

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4 min
January 23, 2019 Saturn's Blingy Rings Are a Recent Upgrade
Though Saturn formed about 4.5 billion years ago, its rings were added relatively recently—only 100 million to 10 million years ago. Karen Hopkin reports.

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4 min
January 22, 2019 Do-Gooders Should Survey Communities First
Detroit residents declined an offer of free street trees—but were more willing to accept them if they had a say in the type of tree. Jason G. Goldman reports.

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5 min
January 18, 2019 Viewing This Weekend's Lunar Eclipse
A total lunar eclipse will grace the skies this Sunday, January 20—and it may or may not be red. Christopher Intagliata reports.

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5 min
January 17, 2019 "<i>Mona Lisa</i> Effect" Not True for <i>Mona Lisa</i>
The Mona Lisa effect is the illusion that the subject of a painting follows you with her gaze, despite where you stand. But da Vinci's famous painting doesn't have that quality. Christopher Intagliata reports.

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4 min
January 16, 2019 Ants Stick to Cliques to Dodge Disease
Ants infected with fungal pathogens steer clear of other cliques within the colony—avoiding wider infection, and allowing for a sort of immunity. Lucy Huang 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.