Science Talk

Science Talk

By Scientific AmericanScience

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Science Talk episodes

December 27, 2018 Simple Sugars Wipe Out Beneficial Gut Bugs
Fructose and sucrose can make it all the way to the colon, where they spell a sugary death sentence for beneficial bacteria. Karen Hopkin reports.

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4 min
December 26, 2018 Smarter Pricing Could Ease Parking Frustration
A new algorithm raises parking rates in busy neighborhoods and lowers them elsewhere, guaranteeing free parking spots regardless of location. Christopher Intagliata reports.

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4 min
December 25, 2018 "Hunger Hormone" Ghrelin Aids Overindulgence
Ghrelin, the hormone that makes you hungry, also makes food, and food smells, irresistibly appealing. Karen Hopkin reports.

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4 min
December 24, 2018 Colorful Peacocks Impress Females with Good Vibes
Peafowls' head crests are specifically tuned to the vibrations produced by feather-rattling male peacocks, thus acting as a sort of antenna. Jason G. Goldman reports.

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5 min
December 23, 2018 Measuring the Strength of a Person's Gaze
A new study suggests that, unconsciously, we actually do believe that looking exerts a slight force on the things being looked at. Karen Hopkin reports.

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4 min
December 22, 2018 "Relaxation Music" Works—but So Does Chopin
So-called "relaxation music" is only about as effective as a soothing Chopin piece at lulling listeners into a relaxed state. Christopher Intagliata reports.

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4 min
December 21, 2018 Bone Building Needs Bit of Breakdown First
The hormone irisin encourages bone remodeling, in part by first triggering another substance that encourages some bone breakdown.

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4 min
December 20, 2018 Frog Picks Maternity Ward Like Goldilocks
The Bahia's broad-snout casque-headed tree frog needs a pool to raise its young that's just right.

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4 min
December 19, 2018 You Gotta Scratch That Itch
A particular set of brain neurons may be behind registering itch and inducing us to scratch.

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4 min
December 18, 2018 Meet the Real Ravenmaster
Christopher Skaife talks about his new book The Ravenmaster: My Life with the Ravens at the Tower of London, in front of a live audience at Caveat, “the speakeasy bar for intelligent nightlife" in Lower Manhattan.

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40 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.