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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I Got Rhythm, I Got Reading
23/09/2014 Duração: 02minKids who could keep a beat had superior skills related to reading and language than did those whose rhythm strayed. Cynthia Graber reports Learn more about your ad choices. Visit megaphone.fm/adchoices
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Dino Devastator Also Ravaged Veggies
19/09/2014 Duração: 01minAfter the Chicxulub meteorite, more than half the plant species in temperate North America perished along with the dinosaurs, and the composition of post-impact vegetation changed markedly. Christopher Intagliata reports
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Genius Grant Goes to Science Historian
17/09/2014 Duração: 01minNew MacArthur Fellow Pamela Long studies the scientific revolution as a result of the interactions of academics and hands-on infrastructure engineers in the 15th and 16th centuries. Steve Mirsky reports
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Leopards Wolf Down Fido in India Ag Area
16/09/2014 Duração: 01minA study of leopard droppings in agricultural western India reveals that the cats primarily eat domestic animals, mostly dogs, but only a small amount of livestock. Steve Mirsky reports
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Bio-Spleen Sucks Pathogens and Toxins from Blood
15/09/2014 Duração: 01minThe new device rids the blood of bacteria, fungi, viruses and toxins using nanoscale-size magnetic beads. Cynthia Graber reports
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Synthetic Fabrics Host More Stench-Producing Bacteria
05/09/2014 Duração: 01minMicrococcus bacteria thrive on the open-air lattice of synthetic fibers—where they sit chomping on the fatty acids in our sweat, turning them into shorter, stinkier molecules. Christopher Intagliata reports
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Turtles Not Among the "Silent Majority" of Reptiles
04/09/2014 Duração: 01minBiologists have identified at least 11 different sounds in the turtle repertoire—but they still have no idea what they mean. Christopher Intagliata reports
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Chimp Chatter Now up for Eavesdropping
03/09/2014 Duração: 01minResearchers from the Netherlands have made available online a digitized catalogue of more than 10 hours’ worth of chimpanzee calls. Karen Hopkin reports
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Most Tibetans Genetically Adapted to the High Life
02/09/2014 Duração: 01minNinety percent of Tibetans share a genetic mutation that prevents their blood from becoming dangerously clogged with red blood cells at high altitudes—a response that can be deadly for non-native mountaineers. Karen Hopkin reports.
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Narcissists Self-Involved Enough to Recognize Their Narcissism
01/09/2014 Duração: 01minThe simple question “To what extent do you agree with this statement: I am a narcissist” is about as good at identifying narcissists as a 40-question clinical assessment. Erika Beras reports
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How Asteroid 1950 DA Keeps It Together
29/08/2014 Duração: 01minThe kilometer-size rubble pile appears to be held together by van der Waals forces. Karen Hopkin reports
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Pump Up the Bass—and Maybe Your Confidence
28/08/2014 Duração: 03minStudy volunteers who had listened to bass-heavy music were more likely to act dominant or aggressive in games and debates. Erika Beras reports Learn more about your ad choices. Visit megaphone.fm/adchoices
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Stressed Women Burn Fewer Comfort Food Calories
27/08/2014 Duração: 01minWomen who reported feeling stressed or depressed burned fewer calories after a calorie-packed meal than mellow women. Erika Beras reports.
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Habitat Loss a Real Buzzkill for Invertebrates
26/08/2014 Duração: 02minThe number of invertebrates has fallen by nearly half over the past 35 years—the same period of time in which the human population has doubled. Karen Hopkin reports Learn more about your ad choices. Visit megaphone.fm/adchoices
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Soccer Goalies Ignore Basic Rule of Probability
25/08/2014 Duração: 02minWhen penalty shots repeatedly head in one direction, world-class goalkeepers are more likely to lunge the other way. Karen Hopkin reports Learn more about your ad choices. Visit megaphone.fm/adchoices
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Finally, an Algorithm to Sort Your Beatles Albums
22/08/2014 Duração: 01minBy analyzing the evolving structure of the Beatles’ music, the computer program was able to correctly place the Fab Four’s albums in chronological order. Karen Hopkin reports
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Sack Sulfates to Preserve Sewers
21/08/2014 Duração: 02minSulfates used in water treatment become sulfuric acid in our sewers, eating away at the concrete infrastructure. Cynthia Graber reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Bio-Battery Produces Power from Your Perspiration
20/08/2014 Duração: 01minExercising in the future could make dirty clothes and some clean energy. Karen Hopkin reports
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Lose Your Job? Good for the Rest of Us
19/08/2014 Duração: 01minRecession lowers mortality in the population overall—even as the out-of-work individual’s risk of death rises. Karen Hopkin reports
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Nose Knows What the Mind Tells It
18/08/2014 Duração: 01minWhen people with asthma think they’re smelling something noxious, their airways become inflamed—even when the odor is harmless. Karen Hopkin reports