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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Harder-Working Snakes Pack Stronger Venom
25/04/2019 Duração: 02minSnake venom toxicity depends on snake size, energy requirements and environmental dimensionality more than on prey size.
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River Dolphins Have a Wide Vocal Repertoire
24/04/2019 Duração: 01minFreshwater dolphins are evolutionary relics, and their calls give clues to the origins of cetacean communication in general. Christopher Intagliata reports.
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Honeybees Can Put Two and Two Together
23/04/2019 Duração: 02minThe tiny brain of a honeybee is apparently able to calculate small numbers' addition and subtraction. Annie Sneed reports.
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4/20 Traffic Accidents Claim Curbed
20/04/2019 Duração: 03minA deeper data dive calls into question a 2018 study that found a spike in fatal traffic accidents apparently related to marijuana consumption on this date.
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Hyena Society Stability Has Last Laugh
19/04/2019 Duração: 02minFemale hyenas keep their clans in line by virtue of their complex social networks. Jason G. Goldman reports.
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Gluten-Free Restaurant Foods Are Often Mislabeled
18/04/2019 Duração: 01minOne in three gluten-free dishes tested at restaurants contained gluten—especially GF pizzas and pastas. Christopher Intagliata reports.
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What Chickens Can Teach Hearing Researchers
17/04/2019 Duração: 03minAt an April 9th event sponsored by the Kavli Foundation and produced by Scientific American that honored Nobel and Kavli Prize winners, neuroscientists James Hudspeth and Robert Fettiplace talked about the physiology of hearing and the possibility of restoring hearing loss.
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Nobelist Says System of Science Offers Life Lessons
16/04/2019 Duração: 04minAt an April 9th event sponsored by the Kavli Foundation and produced by Scientific American that honored Nobel and Kavli Prize winners, economist Paul Romer talked about how the social system of science offers hope for humanity and for how we can live with each other. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Squeezed Potassium Atoms Straddle Liquid and Solid
12/04/2019 Duração: 02minAt extreme pressures, potassium atoms can be both liquid and solid at the same time, a phase of matter known as "chain melt." Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Urban Coyote Evolution Favors the Bold
11/04/2019 Duração: 03minCoyotes become fearless around people in just a few generations—which isn’t good for their longterm co-existence with humans in cities. Jason G. Goldman reports.
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Computers Turn an Ear on New York City
10/04/2019 Duração: 02minNYU’s “Sounds of New York City” project listens to the city—and then, with the help of citizen scientists, teaches machines to decode the soundscape. Jim Daley reports.
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Whitening Strips Alter Proteins in Teeth
09/04/2019 Duração: 01minHydrogen peroxide in whitening treatments penetrates enamel and dentin, and alters tooth proteins. Christopher Intagliata reports.
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Infrared Light Offers a Cooler Way to Defrost
08/04/2019 Duração: 02minLight tuned to a specific frequency warms ice more than water—which could come in handy for defrosting delicate biological samples. Adam Levy reports.
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Spider Monkeys Optimize Jungle Acoustics
04/04/2019 Duração: 01minThe monkeys lower the pitch of their "whinnies" when they're far from the rest of their group, which might help the calls travel further through jungle foliage. Christopher Intagliata reports.
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Tennessee Whiskey Relies on Missing Ingredients
02/04/2019 Duração: 03minFood chemists precisely measured how charcoal filtration contributes to Tennessee whiskey's smoother flavor. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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There's a Word for Today
01/04/2019 Duração: 03minEnglish lacks some words that other languages pack with meaning. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Bumblebee Queens Prefer Layovers to Nonstop Flights
28/03/2019 Duração: 03minScientists tracked bumblebee queens with radar when they emerged from hibernation and found the bees take only brief flights en route to a new nest. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Scenic City Sights Linked to Higher Happiness
26/03/2019 Duração: 02minTracking the location and mood of 15,000 people, researchers found that scenic beauty was linked to happiness—including near urban sights like bridges and buildings. Christopher Intagliata reports.
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Tech's Brain Effect: It's Complicated
25/03/2019 Duração: 03minWe don't yet know what the immersion in technology does to our brains, but one neuroscientist says the answer is likely to be that there's good, there's bad, and it's complex. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Daylight Brings Toxic Beetles Together for Safety
22/03/2019 Duração: 02minDuring daylight hours, hundreds of bombardier beetles of multiple species will congregate together to more effectively ward off any predators not afraid of a lone beetle's toxic spray.