Synopsis
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
Episodes
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"Textalyzer" Aims at Deadly Distracted Driving
14/08/2017 Duration: 03minA new device promises to tell police when a driver has been sending messages while behind the wheel, but is it legal? Larry Greenemeier reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Climate Change Fires Up Polar Bear Treadmill
10/08/2017 Duration: 02minSea ice is drifting faster in the Arctic—which means polar bears need to walk farther to stay in their native range. Emily Schwing reports.
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No Bull: Lizards Flee When They See Red
09/08/2017 Duration: 02minWestern fence lizards are more spooked by red and gray shirts than they are by blue ones—perhaps because the males have blue bellies themselves. Christopher Intagliata reports.
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Celebrities Tweet Like Bots
05/08/2017 Duration: 02minCelebrity Twitter accounts look a lot like Twitter bots: They tweet regularly, follow relatively few people, and upload a lot of content. Christopher Intagliata reports.
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Cold Snap Shapes Lizard Survivors
03/08/2017 Duration: 03minAn epic bout of cold weather quickly altered a population of lizards—an example of natural selection in action. Christopher Intagliata reports.
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Mediterranean Diet Works--for Upper Crust
01/08/2017 Duration: 03minItalians who stuck closely to the heart-healthy diet had fewer heart attacks and strokes—but only if they were well-off and/or college educated. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Screams Heard Round the Animal World
31/07/2017 Duration: 03minHumans appear well equipped to recognize the alarm calls of other animals—perhaps because sounds of distress tend to have higher frequencies. Karen Hopkin reports.
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This Caterpillar Whistles While It Irks
28/07/2017 Duration: 03minThe North American walnut sphinx caterpillar produces a whistle that sounds just like a songbird's alarm call--and the whistle seems to startle birds. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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To Buy Happiness, Spend Money on Saving Time
26/07/2017 Duration: 02minVolunteers who used money to save themselves time were more content than volunteers who purchased themselves physical stuff. Karen Hopkin reports.
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Bacteria Can Be Resistant to Brand-New Antibiotics
25/07/2017 Duration: 01minExposure to existing antibiotics can imbue infectious bacteria with resistance that also kicks in against new drugs related to the originals. Christopher Intagliata reports.
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Teaching Computers to Enjoy the View
19/07/2017 Duration: 02minResearchers in the U.K. trained computers to rate photos of parks and cities for what humans consider to be their scenic beauty. Christopher Intagliata reports.
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Flying through a Corpse's Clues
17/07/2017 Duration: 02minForensic entomologists can chemically analyze fly eggs from a corpse, which might speed up detective work. Christopher Intagliata reports.
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Old Records Help Resurrect Historic Quake
14/07/2017 Duration: 04minCentury-old records found in Puerto Rico helped reconstruct the damage caused there by a magnitude 7.3 earthquake—and could help disaster experts plan for the next big one. Julia Rosen reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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This Cell Phone Needs No Battery
12/07/2017 Duration: 02minAn experimental cell phone works by absorbing and reflecting radio waves—meaning it's incredibly energy efficient and needs no battery. Christopher Intagliata reports.
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Bacteria Might Share the Blame for Eczema
07/07/2017 Duration: 02minIn patients with severe eczema, Staphylococcus aureus strains dominated the skin microbe population—suggesting that certain types of bacteria could worsen eczema flares. Christopher Intagliata reports.
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Franklin's Lightning Rod Served Political Ends
04/07/2017 Duration: 01minWhether lightning rods should have rounded or pointy ends became a point of contention between rebellious Americans and King George III.
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Heat Will Hit America's Poorest Worst
30/06/2017 Duration: 03minEconomists calculate that each degree Celsius of warming will dock the U.S. economy by 1.2 percent--and increase the divide between rich and poor. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Rainbow Photons Pack More Computing Power
28/06/2017 Duration: 02minQuantum bits, aka qubits, can simultaneously encode 0 and 1. But multicolored photons could enable even more states to exist at the same time, ramping up computing power. Christopher Intagliata reports.
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Moths Inspire Better Smartphone Screens
26/06/2017 Duration: 01minResearchers designed an antireflective coating for smartphone screens, with inspiration from the bumpy eyes of moths. Christopher Intagliata reports.
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Better Memory Begets Boredom
23/06/2017 Duration: 03minThe better study participants scored in the memory test, the faster they got bored. Karen Hopkin reports. Learn more about your ad choices. Visit megaphone.fm/adchoices