Sinopse
Leading science journalists provide a daily minute commentary on some of the most interesting developments in the world of science. For a full-length, weekly podcast you can subscribe to Science Talk: The Podcast of Scientific American . To view all of our archived podcasts please go to www.scientificamerican.com/podcast
Episódios
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Seeing Superman Increases Altruism
10/01/2019 Duração: 04minSubject who saw a Superman poster were more likely to offer help than were people who saw another image. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Inhaled RNA Might Help Heal Cystic Fibrosis
08/01/2019 Duração: 02minScientists are working to correct a genetic defect in cystic fibrosis patients by having them inhale RNA. Christopher Intagliata reports.
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Invisible Killers Hitchhike on Native Plant Seedlings
04/01/2019 Duração: 02minMore than a quarter of the seedlings sampled at native plant nurseries were infected with pathogens—which could hamper restoration work. Christopher Intagliata reports.
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Facebook Users Value the Service More Than Investors Do
02/01/2019 Duração: 02minUsers of the social network said they'd require payment of more than $1,000 to quit the platform for one year. Christopher Intagliata reports.
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Science News from around the Planet
31/12/2018 Duração: 02minA few brief reports about international science and technology from Germany to Rwanda, including one on the discovery of the world's oldest known brewery, discovered in Israel.
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Turn Xmas Tree into Food and Medicine
29/12/2018 Duração: 01minPine needles can easily be broken down into sugars as well as the building blocks of paint, adhesives and medicines. Christopher Intagliata reports.
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Simple Sugars Wipe Out Beneficial Gut Bugs
27/12/2018 Duração: 02minFructose 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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Smarter Pricing Could Ease Parking Frustration
26/12/2018 Duração: 02minA 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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"Hunger Hormone" Ghrelin Aids Overindulgence
25/12/2018 Duração: 02minGhrelin, the hormone that makes you hungry, also makes food, and food smells, irresistibly appealing. Karen Hopkin reports.
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Colorful Peacocks Impress Females with Good Vibes
24/12/2018 Duração: 02minPeafowls' 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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Measuring the Strength of a Person's Gaze
23/12/2018 Duração: 03minA new study suggests that, unconsciously, we actually do believe that looking exerts a slight force on the things being looked at. Karen Hopkin reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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"Relaxation Music" Works—but So Does Chopin
22/12/2018 Duração: 02minSo-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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Bone Building Needs Bit of Breakdown First
21/12/2018 Duração: 03minThe hormone irisin encourages bone remodeling, in part by first triggering another substance that encourages some bone breakdown. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Frog Picks Maternity Ward Like Goldilocks
20/12/2018 Duração: 03minThe Bahia's broad-snout casque-headed tree frog needs a pool to raise its young that's just right. Learn more about your ad choices. Visit megaphone.fm/adchoices
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You Gotta Scratch That Itch
19/12/2018 Duração: 02minA particular set of brain neurons may be behind registering itch and inducing us to scratch.
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Join Blue Planet II Live-Tweet
14/12/2018 Duração: 02minStarting December 16, ocean scientists will live-tweet the BBC documentary series Blue Planet II, available via Netflix. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Big-Boned Chickens May Be Humans' Geologic Legacy
13/12/2018 Duração: 02minMillions of years from now, the geologic record of the "Anthropocene" will be littered with plastics, yes, but also chicken bones. Christopher Intagliata reports.
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Ancient Marine Reptiles Had Familiar Gear
12/12/2018 Duração: 02minIchthyosaurs had traits in common with turtles and modern marine mammals, like blubber and countershading camouflage. Christopher Intagliata reports.
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Little Aphids Ride Big Ones to Safety
11/12/2018 Duração: 02minWhen trouble lurks, juvenile aphids drop off of the plants they're eating and hitch a ride on bigger aphid escapees.
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Utah's Deserts Are Bee Hotspots
08/12/2018 Duração: 02minThe Trump administration is shrinking Utah's desert monuments, stripping some federal protections for wild pollinators. Christopher Intagliata reports.