Science Talk

Science Talk

By Scientific AmericanScience

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Science Talk episodes

February 15, 2017 Churchill's Extraterrestrials
Astrophysicist and author Mario Livio writes in the journal Nature and talks to Scientific American about the recently rediscovered essay by Winston Churchill that analyzed with impressive scientific accuracy the conditions under which extraterrestrial life might exist.

12 min
February 14, 2017 Housing Boom Busts Birds' Valentine's Day
A Pacific Northwest housing boom is encroaching on songbird habitat, forcing the birds to flee their homes—and their mates.

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4 min
February 13, 2017 Cool Coating Chills in Sunlight
A thin film coating can chill a vat of water to 15 degress Fahrenheit cooler than its surroundings, by absorbing—and then emitting—the sun's infrared rays. Christopher Intagliata reports.

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4 min
February 09, 2017 Partnered-Up Men More Attractive to Women
Women rate a man they see with an attractive woman as more desirable than an unattached man. Erika Beras reports.

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3 min
February 08, 2017 Gulf Dead Zone Makes for Shrimpier Shrimp
The low-oxygen waters of the dead zone in the Gulf of Mexico result in smaller shrimp, and a spike in large shrimp prices. Christopher Intagliata reports.

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4 min
February 06, 2017 Frog Spit Behaves Like Bug-Catching Ketchup
The amphibians' saliva is what's known as a "shear-thinning fluid," like ketchup—sometimes thick, sometimes thin and flowing. Christopher Intagliata reports.

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4 min
February 04, 2017 Super Bowl Snacks Need These Exercise Equivalents
Charles Platkin, director of the New York City Food Policy Center at Hunter College, published tips on what it would take to burn off the calories we typically consume during the Super Bowl

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4 min
February 02, 2017 The Arctic's Anti-Snowball Snowball Effect
Arctic heat waves melt sea ice, which promotes more warming and even more ice loss. In other words, it’s a snowball effect—or in this case, an anti-snowball effect. Julia Rosen reports.

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4 min
January 31, 2017 Widening the Suez Canal Ushers In Underwater Invaders
Nomadic jellyfish and poisonous puffer fish are the poster children of an invasion of non-native species into the Mediterranean, with environmental and economic costs. Christopher Intagliata reports.

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4 min
January 30, 2017 Hawaiian Crows Ready for the Call of the Wild
The critically endangered birds have done well in captive breeding, meaning they may be ready once more for wild living, and the repertoire of calls associated with it. Jason G. Goldman reports.

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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.