60-second Science
- Autor: Vários
- Narrador: Vários
- Editora: Podcast
- Duração: 120:06:13
- Mais informações
Informações:
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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Seed-Scattering Birds May Help Trees Cope with Climate Change
03/02/2016 Duração: 02minA new review paper emphasizes the crucial role birds play in helping trees colonize new habitats—especially in the face of a changing climate. Christopher Intagliata reports.
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Plastic Pollution Perturbs Oyster Offspring
02/02/2016 Duração: 02minLaboratory tests suggest that when the shellfish suck in tiny plastic particles, their reproductive success suffers. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Antioxidant Use Still Small Mixed Bag
01/02/2016 Duração: 01minAt a Harvard T. H. Chan School of Public Health forum on diet and health, Walter Willett, chair of the school's nutrition department, talked about benefits and risks associated with antioxidant supplements.
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Sweet Song Gives Away New Bird Species
29/01/2016 Duração: 03minThe newly discovered Himalayan forest thrush looks a great deal like the alpine thrush, but its far silkier song stylings gave it away as a potential new species. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Suicide Differences by Region Related to Gun Availability
28/01/2016 Duração: 03minThe presence of a gun increases the likelihood that someone in the home will die a violent death, particularly by suicide. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Musical Pitch Perception May Have Long Evolutionary History
27/01/2016 Duração: 02minA tiny primate, the marmoset, appears to process pitch perception the same way we do, implying that the ability evolved in a common ancestor at least 40 million years ago.
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Quick Test Could Tell If a Patient Needs Antibiotics
26/01/2016 Duração: 03minAntibiotics work against bacterial infections but are often prescribed to people with viral infections, which don't respond to the drugs. But a new gene test could show if a patient's infection is viral or bacterial. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Pluto Killer Thinks He Has New Ninth Planet
25/01/2016 Duração: 02minCaltech astronomer Mike Brown, the driving force for demoting Pluto, now claims evidence for a massive, distant replacement ninth planet in our solar system.
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Sharks Head Straight Home by Smell
21/01/2016 Duração: 03minSharks that could smell headed straight back home when taken a few miles away whereas some that had their senses of smell blocked took slower, more erratic paths to their old haunts. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Volcano Role in Dino Death Gets Mercury Boost
20/01/2016 Duração: 04minResearchers found a spike in mercury, which is produced by volcanoes, in ancient ocean sediments from southern France that span the time of the dinosaurs' mass extinction, lending support to the idea that massive eruptions played a role, in addition to the asteroid impact. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Healthful Diet Switch Helps Even Late in Life
19/01/2016 Duração: 01minAt a Harvard T. H. Chan School of Public Health forum on diet and health, Walter Willett, chair of the school's nutrition department, said that adoption of more healthful eating habits even late in life still has benefits.
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Better Gut Microbiome Census through Computing
18/01/2016 Duração: 02minSophisticated computational techniques make it possible to analyze gene samples from all the bacteria in the gut at once to take a census of the species present.
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Sociable Chimps Get Richer Gut Microbiomes
15/01/2016 Duração: 01minWhen food is plentiful and chimps are more chummy, they harbor an increased number of different bacterial species in their bellies.
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Mammoth Find Moves Humans in Arctic Back 10,000 Years
14/01/2016 Duração: 03minThe remains of a clearly butchered woolly mammoth in Siberia date to 45,000 years ago, 10 millennia earlier than when humans were thought to have crossed north of the Arctic circle. Learn more about your ad choices. Visit megaphone.fm/adchoices
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City Swans May Tolerate Humans Due to Gene Variant
13/01/2016 Duração: 03minMore members of an urban swan population that lets humans get near have a particular genetic variant than do a rural swan group that tends to take off when humans approach. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Hippo Meat-Munching May Explain Their Anthrax Outbreaks
12/01/2016 Duração: 02minHippos eat meat more than had been thought, a practice that could explain their susceptibility to anthrax die-offs when they consume infected animals.
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Powerball Lottery Winning Made Inevitable (If Not Easy)
11/01/2016 Duração: 03minSome set of numbers will definitely be drawn in the $1.3-billion Powerball Lottery, so all you have to do is make sure you hold every possible combination of numbers.
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Iceman Ötzi Died with a Bellyache
08/01/2016 Duração: 02minResearchers were able to determine the genome of stomach bacteria that infected the famous Iceman at the time of his death, in the process giving us clues about ancient human migrations.
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Allergies May Have Been Bequeathed by Neandertals
07/01/2016 Duração: 02minMany non-African humans today have genes—which apparently made it into us via Neandertals—that ramp up resistance to pathogens, but bring on allergies, too. Christopher Intagliata reports.
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Needle Exchange Programs Now Get Fed Support
06/01/2016 Duração: 02minMore than a quarter century after the federal funding ban on needle exchange programs went into effect, it has quietly been almost completely lifted.