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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Health Care Let Neandertals "Punch above Their Weight"
17/10/2018 Duração: 02minBy caring for their sick and injured, Neandertals were able to expand into more dangerous environments and pursue more deadly prey. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Nice People Have Emptier Wallets
15/10/2018 Duração: 02minA study correlating personality traits with financial data found that agreeable people had lower savings, higher debt and higher bankruptcy rates. Christopher Intagliata reports.
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Solar Eclipse Was a Buzzkill for Bees
12/10/2018 Duração: 03minBees suddenly fell silent when the sun disappeared during last year's solar eclipse—perhaps because they were tricked into night mode. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Confident Tone Overcomes Accent Distrust
11/10/2018 Duração: 02minEnglish as-a-first-language Canadian study subjects were less trusting of statements in English spoken with a foreign accent, unless the speaker sounded confident about their assertion.
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Mom's Genes Make Some Giraffes Hard to Spot
10/10/2018 Duração: 01minBaby giraffes inherit aspects of their mothers' patterning—which could give them a survival advantage if good camouflage runs in the family. Christopher Intagliata reports.
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Economics Nobel Highlights Climate Action Necessity
09/10/2018 Duração: 01minWilliam Nordhaus shared the 2018 Nobel Memorial Prize in Economic Sciences, "for integrating climate change into long-run macroeconomic analysis,” with Paul Romer, "for integrating technological innovations into long-run macroeconomic analysis."
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Highway Crossings Protect Migrating Pronghorns—and Motorists
06/10/2018 Duração: 03minTwice a year, thousands of pronghorn antelope and mule deer migrate through Wyoming, and newly built highway crossings are sparing the lives of animals—and motorists. Jason G. Goldman reports.
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Beer Fermentation Hops Along
04/10/2018 Duração: 04minThe bittering agents called hops have enzymes that chew up starch and unleash more fermentable sugar—which can boost alcohol and CO2 in the finished brew. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Nobel in Chemistry for New and Useful Chemical Entities via Evolutionary Principles
03/10/2018 Duração: 03minFrances H. Arnold, George P. Smith and Gregory P. Winter share the 2018 chemistry Nobel for developing evolutionary-based techniques that lead to the creation of new chemical entities with useful properties.
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Nobel in Physics for Controlling Laser Light
02/10/2018 Duração: 02minArthur Ashkin, Gérard Mourou and Donna Strickland share the 2018 physics Nobel for their work with lasers that have led to numerous practical applications, such as eye surgery.
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Nobel for Helping the Immune System Fight Cancer
01/10/2018 Duração: 01minJames P. Allison and Tasuku Honjo share the Nobel Prize for their work on harnessing the cancer patient's own immune system to destroy tumors.
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Blasey Ford Spells Out Trauma Memory Formation
30/09/2018 Duração: 02minChristine Blasey Ford's professional expertise came into play during her testimony regarding the Supreme Court nomination. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Scanning Ancient Civilizations from the Skies
27/09/2018 Duração: 02minAn aerial laser scan of more than 800 square miles of Guatemalan jungle revealed Maya buildings, canals, roads and bridges. Christopher Intagliata reports.
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Antifreeze Surface Fights Ice with Ice
25/09/2018 Duração: 03minPatterning a surface with tiny stripes of ice prevents frost formation on the rest of the surface—a technique that could keep planes or roads frost-free. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Scale Can Measure Medicine—and Play a Scale, Too
24/09/2018 Duração: 02minResearchers have designed a musical instrument that can detect counterfeit drugs by the pitch of its notes. Christopher Intagliata reports.
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Diverse Tree Portfolio Weathers Droughts Better
21/09/2018 Duração: 02minForests with numerous tree species, and therefore a mix of water-management strategies, appear more tolerant of drought. Christopher Intagliata reports.
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Pirates Needed Science, Too
19/09/2018 Duração: 01minOn International Talk Like a Pirate Day, here's an eye-patch-witness account of how science helps in all peg-leg walks of life, even piracy
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Sea Otters' Powerful Paw Prey Perception
18/09/2018 Duração: 02minThe marine mammals have extraordinarily sensitive touch—which helps them nab prey in the absence of other sensory cues. Christopher Intagliata reports.
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Science News Briefs from Around the World
17/09/2018 Duração: 03minA few very brief reports about science and technology from around the globe. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Genetic Tweak Gave Early Humans a Leg Up
13/09/2018 Duração: 01minA mutation in a key gene may have endowed humans with superior endurance—allowing them to compete better with other animals on the savanna. Christopher Intagliata reports.