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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Housing Boom Busts Birds' Valentine's Day
14/02/2017 Duration: 03minA Pacific Northwest housing boom is encroaching on songbird habitat, forcing the birds to flee their homes—and their mates. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Cool Coating Chills in Sunlight
13/02/2017 Duration: 02minA thin film coating can chill a vat of water to 15 degress Fahrenheit cooler than its surroundings, by absorbing—and then emitting—the sun's infrared rays. Christopher Intagliata reports.
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Partnered-Up Men More Attractive to Women
09/02/2017 Duration: 01minWomen rate a man they see with an attractive woman as more desirable than an unattached man. Erika Beras reports.
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Gulf Dead Zone Makes for Shrimpier Shrimp
08/02/2017 Duration: 03minThe low-oxygen waters of the dead zone in the Gulf of Mexico result in smaller shrimp, and a spike in large shrimp prices. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Frog Spit Behaves Like Bug-Catching Ketchup
06/02/2017 Duration: 03minThe amphibians' saliva is what's known as a "shear-thinning fluid," like ketchup—sometimes thick, sometimes thin and flowing. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Super Bowl Snacks Need These Exercise Equivalents
04/02/2017 Duration: 03minCharles Platkin, director of the New York City Food Policy Center at Hunter College, published tips on what it would take to burn off the calories we typically consume during the Super Bowl Learn more about your ad choices. Visit megaphone.fm/adchoices
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The Arctic's Anti-Snowball Snowball Effect
02/02/2017 Duration: 02minArctic heat waves melt sea ice, which promotes more warming and even more ice loss. In other words, it’s a snowball effect—or in this case, an anti-snowball effect. Julia Rosen reports.
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Widening the Suez Canal Ushers In Underwater Invaders
31/01/2017 Duration: 03minNomadic jellyfish and poisonous puffer fish are the poster children of an invasion of non-native species into the Mediterranean, with environmental and economic costs. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Hawaiian Crows Ready for the Call of the Wild
30/01/2017 Duration: 03minThe critically endangered birds have done well in captive breeding, meaning they may be ready once more for wild living, and the repertoire of calls associated with it. Jason G. Goldman reports.
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A Humble Fish with a Colorful Edge
28/01/2017 Duration: 02minThe cichlid, a small fish, has one of the most incredible visual systems known—which allows it to adapt to differently colored environments. Jason G. Goldman reports.
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LSD's Long, Strange Trip Explained
26/01/2017 Duration: 01minWhen LSD binds to serotonin receptors, it pulls a "lid" closed behind it, locking it in place for hours, and explaining its long-lasting effects. Christopher Intagliata reports.
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Umbrellas Plus Sunscreen Best Bet to Beat Burns
25/01/2017 Duration: 03minSunscreen or beach umbrellas alone were unable to completely prevent sunburns—so researchers suggest combining the methods instead. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Ants Use Celestial Cues to Travel in Reverse
24/01/2017 Duration: 03minThe six-legged savants appear to use celestial cues and three forms of memory, as they blaze a trail back to the nest. Karen Hopkin reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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High-Sugar Diet Makes Flies Drop Like...Flies
23/01/2017 Duration: 02minA study examines the effects of a high-sugar diet on the life spans of fruit flies. Another studies how the flies’ appetite-suppressing pathways may be similar to ours. Karen Hopkin reports.
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Pesticide Additive Could Be One Culprit in Bee Deaths
21/01/2017 Duration: 01minA common pesticide additive, known as an "inert" ingredient, could be one of the causes of the die-offs beekeepers have observed in their hives. Christopher Intagliata reports.
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Knot Not Easy to Knot
18/01/2017 Duration: 02minChemists have synthesized the most complex molecular knot ever, using a strand just 192 atoms long. The advance could lead to new tougher materials. Christopher Intagliata reports.
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Bat Chatter Is More Than a Cry in the Dark
14/01/2017 Duration: 02minUsing algorithms developed for human speech recognition, researchers decoded which bats in an experimental colony were arguing with each other, and what they were arguing about. Christopher Intagliata reports.
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Bird Feeders Attract Bird Eaters, Too
13/01/2017 Duration: 02minSome predators are attracted to the food in bird feeders, and end up targeting nestlings, too. Jason G. Goldman reports.
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Adult Daughter Orcas May Trigger Moms' Menopause
12/01/2017 Duration: 03minCompetition between older female orcas and their adult daughters when they can breed simultaneously may cause the matriarch to enter menopause. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Climate Cycles Could Have Carved Canyons on Mars
11/01/2017 Duration: 02minResearchers think Mars may have experienced a series of climate cycles, which etched the planet’s surface with river valleys and lake basins. Julia Rosen reports.