Science Talk

Science Talk

By Scientific AmericanScience

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Science Talk episodes

March 06, 2018 Human Echolocators Use Tricks Similar to Bats
People who use echolocating mouth clicks to compensate for low vision increase the number and intensity of clicks when objects are harder to detect. Christopher Intagliata reports.

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4 min
March 05, 2018 Animal Coloration Can Serve Double Duty
The cinnabar moth caterpillar's coloration pattern warns predators close up, but camouflages the critter from a distance.

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4 min
March 01, 2018 Some Lichen Fungi Let Genes Go Bye
A study of 22 different types of lichens revealed 10 included fungi that had lost a gene for energy production, making them completely dependent on their algal partner.

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4 min
February 28, 2018 Blockchain beyond Bitcoin: The Energy Sector
Freelance science journalist Kevin Begos reports from the U.S. Power and Renewable Summit in Austin, Texas, on the use of blockchain technology to make more efficient energy markets and distribution.

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13 min
February 28, 2018 To See Gun Injury Drop, Hold an NRA Meeting
When the National Rifle Association holds its national convention, gun injuries drop 20 percent—perhaps because fewer gun owners are around their guns. Christopher Intagliata reports.

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4 min
February 28, 2018 Blockchain beyond Bitcoin: The Energy Sector
Freelance science journalist Kevin Begos reports from the U.S. Power and Renewable Summit in Austin, Texas, on the use of blockchain technology to make more efficient energy markets and distribution.

12 min
February 26, 2018 Big Cities Have Fewer Tweeters Per Capita
But those who do tweet in big cities are more prolific—tweeting more often, on average, than their small-town counterparts. Christopher Intagliata reports.

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3 min
February 23, 2018 How Baby Birds Learn to Duet
Recordings of songbird duets reveal baby birds learn conversational turn-taking like we do: gradually, and from adults. Christopher Intagliata reports.

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5 min
February 22, 2018 Mosquitoes Learn the Smell of Danger
The bloodsuckers lose their appetite for attractive scents when they associate those aromas with a likelihood of being swatted. Karen Hopkin reports.

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4 min
February 20, 2018 Needed: Info on Biodiversity Change over Time
Understanding an ecosystem means following changes in the abundances and identities of the species present as the clock ticks. The BioTIME database should help.

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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.