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Welcome to Science Sessions, the PNAS podcast program. Listen to brief conversations with cutting-edge researchers, Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in PNAS, plus a broad range of scientific news about discoveries that affect the world around us.
- 600 - How python hearts grow and shrink
How python hearts grow and shrink
Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us.
In this episode, Leslie Leinwand, of the University of Colorado in Boulder, and Claudia Crocini, of Charité – Berlin University of Medicine in Germany, describe how the hearts of constricting pythons change size after meals.
In this episode, we cover: •[00:00] Introduction •[01:19] What is the natural context for cardiac hypertrophy in constricting pythons? •[02:48] What were the mechanisms involved in this process that you identified? •[05:27] What did you discover about the mechanisms of heart size regression in these snakes? •[07:24] What are the next steps in this line of research? •[08:21] Conclusion.
About Our Guest: Leslie Leinwand Professor University of Colorado
Claudia Crocini Junior Research Group Leader Charité – Berlin University Medicine
View related content here: https://www.pnas.org/doi/full/10.1073/pnas.2322726121
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Mon, 07 Oct 2024 - 08min - 599 - Neighborhood travel and racial segregation
How people travel to racially different neighborhoods
Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us.
In this episode, Mario Small talks about patterns of people's travel to neighborhoods racially different than their home neighborhood.
In this episode, we cover: •[00:00] Introduction •[00:59] Sociologist Mario Small describes how everyday travel can temper residential segregation. •[01:57] Small talks about how their study tracked peoples’ movements and defined travel beyond a person’s racial comfort zone. •[03:48] Small explains the study’s results. •[06:08] He explores why some destinations take people to racially similar neighborhoods and some take people to racially different neighborhoods. •[07:15] Small shows how “15-minute cities” might inadvertently reinforce residential segregation. •[08:21] He lists the caveats and limitations of the study. •[10:34] Conclusion.
About Our Guest:
Mario Small Quetelet Professor of Social Science Columbia University
View related content here: https://www.pnas.org/doi/10.1073/pnas.2401661121
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Mon, 30 Sep 2024 - 10min - 598 - Ocean voyages and disease spread
How pathogen stowaways traversed the oceans
Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us.
In this episode, Jamie Lloyd-Smith and Elizabeth Blackmore describe how they modeled the epidemiology of pathogens on ocean voyages.
In this episode, we cover: •[00:00] Introduction •[01:04] Integrative scientist Jamie Lloyd-Smith and disease ecologist Elizabeth Blackmore describe how they came to study the epidemiology of ocean travel. •[03:21] Blackmore and Lloyd-Smith explain why they focused on three pathogens: influenza, measles, and smallpox. •[04:13] Lloyd-Smith explains the results of the disease model, with pathogen biology, passenger number, and journey length factoring into the duration of shipboard outbreaks. •[05:05] Blackmore details the additional insights provided by newspaper records of ship arrivals in 1850s San Francisco. •[06:57] Lloyd-Smith and Blackmore talk about the caveats and limitations of the study. •[08:02] Blackmore and Lloyd-Smith explore potential next steps. •[09:47] Conclusion.
About Our Guests:
Jamie Lloyd-Smith Professor University of California, Los Angeles
Elizabeth Blackmore Doctoral student Yale University
View related content here: https://www.pnas.org/doi/10.1073/pnas.2400425121
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Mon, 16 Sep 2024 - 10min - 597 - Why twisters target the United States
Why “Tornado Alley” is unique to North America
Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us.
In this episode, Funing Li and Dan Chavas explain why North America produces many tornadoes each year and South America does not.
In this episode, we cover: •[00:00] Introduction •[01:01] Weather and climate scientist Funing Li talks about the frequency of tornadoes within and outside of the United States. •[01:25] Li explains the geography of severe thunderstorm hotspots in North and South America. •[02:46] Weather and climate scientist Dan Chavas and Li describe how they became interested in the effect of surface geography on tornadoes. •[05:13] Li and Chavas explain their modeling approach. •[07:23] Li and Chavas talk about why surface roughness is important for tornado formation. •[08:14] Chavas and Li describe the implications of the study, including effects of climate change and insights into paleoclimate. •[09:43] Caveats and limitations of the study. •[10:26] Conclusion.
About Our Guests:
Funing Li Postdoctoral associate Massachusetts Institute of Technology
Dan Chavas Associate professor Purdue University
View related content here: https://www.pnas.org/doi/10.1073/pnas.2315425121
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Tue, 03 Sep 2024 - 10min - 596 - Creating culturally inclusive schools
Creating culturally inclusive school environments
Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us.
In this episode, Stephanie Fryberg, Hazel Markus, and Laura Brady explore how to create culturally inclusive environments in schools.
In this episode, we cover: •[00:00] Introduction •[01:00] Social cultural psychologist Stephanie Fryberg introduces the value of culturally inclusive learning environments. •[01:43] Social cultural psychologist Hazel Markus talks about how disparities can arise from a lack of cultural belonging. •[02:25] Markus introduces the predominant cultural model that creates challenges for some students. •[03:18] Social cultural psychologist Laura Brady explains an alternate interdependence model. •[4:01] Brady talks about the school leaders involved in the study. •[4:34] Fryberg outlines the professional development intervention. •[5:44] Fryberg and Markus share examples of teacher responses. •[6:26] Brady talks about how teacher practices and student attitudes changed. •[7:44] Brady lists the caveats and limitations of the study. •[8:31]Markus and Fryberg share takeaways from the study. •[9:43] Conclusion.
About Our Guests:
Stephanie Fryberg Professor of social and cultural psychology, Director of Research for the Indigenous Social Action and Equity Center Northwestern University
Hazel Markus Professor of social and cultural psychology, co-director of Stanford Spark Stanford University
Laura Brady Senior researcher American Institutes for Research
View related content here: https://www.pnas.org/doi/full/10.1073/pnas.2322872121
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Mon, 19 Aug 2024 - 10min - 595 - How redlining affects biodiversity
How redlining affects biodiversity
Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us.
In this episode, Cesar Estien explores the legacy of mid-20th century redlining through the biodiversity of disadvantaged neighborhoods.
In this episode, we cover: •[00:00] Introduction •[1:04] Cesar Estien, an urban ecologist at the University of Washington, describes the practice of redlining. •[2:50] He tells how a study of redlining and environmental quality led to a study of animal diversity. •[3:33] Estien describes why the study cities of San Francisco, Oakland, Los Angeles, and San Diego were chosen for the study. •[4:25] He explains the difference between species richness and community composition. •[5:31] He reports the study findings regarding species richness and community composition in redlined and greenlined neighborhoods. •[6:55] Estien talks about the lasting legacy of racial injustice on the ecology of cities. •[7:52] He explains why equitable access to biodiversity matters. •[9:04] Caveats and limitations of the study. •[10:09] Conclusion.
About Our Guest:
Cesar Estien Ph.D. Candidate University of California, Berkeley
View related content here: https://www.pnas.org/doi/full/10.1073/pnas.2321441121
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Mon, 05 Aug 2024 - 10min - 594 - Animal's eye view of the ocean
Animal’s eye view of the ocean
Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us.
In this episode, researchers use animal-borne video cameras to explore foraging behaviors of animals in the open ocean.
In this episode, we cover: •[00:00] Introduction •[00:46] Taiki Adachi, an ecologist at the National Institute of Polar Research in Japan, observed how elephant seals use their whiskers to locate prey in the dark depths of the ocean •[02:13] Carey Kuhn, an ecologist at the Alaska Fisheries Science Center in Seattle, Washington, explored how the size of prey affected the foraging behavior of northern fur seals. •[03:43] Ryan Logan, an ecologist at California State University Long Beach, recorded a solitary sailfish hunting in the open ocean and estimated its energy expenditures. •[05:05] Simone Videsen, an ecologist at Aarhus University in Denmark, performed a similar analysis of the energetic efficiency of humpback whales. •[06:12] Takuya Maekawa, an engineer at Osaka University in Japan, designed a device to detect and automatically record rare behaviors performed by streaked shearwaters. •[07:56] Final thoughts and conclusion.
About Our Guests:
Taiki Adachi Assistant Professor National Institute of Polar Research
Carey Kuhn Researcher Alaska Fisheries Science Center
Ryan Logan Postdoctoral Research Fellow California State University Long Beach
Simone Videsen Postdoctoral Researcher Aarhus University
Takuya Maekawa Associate Professor Osaka University
View related content here: https://www.pnas.org/doi/full/10.1073/pnas.2119502119 https://www.frontiersin.org/articles/10.3389/fmars.2022.1015594/full https://www.nature.com/articles/s41598-023-28748-0 https://www.science.org/doi/10.1126/sciadv.ade3889 https://academic.oup.com/pnasnexus/article/3/1/pgad447/7517476
Follow us on Spotify, Apple Podcasts, YouTube, or wherever you get your podcasts for more captivating discussions on scientific breakthroughs!
Visit Science Sessions on PNAS.org: https://www.pnas.org/about/science-sessions-podcast
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Mon, 15 Jul 2024 - 08min - 593 - Inequitable exposure to wildfire smoke
Inequitable wildfire smoke exposure in California
Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us.
In this episode, Joan Casey shows that some California communities are disproportionately exposed to wildfire air pollution.
In this episode, we cover: •[00:00] Introduction •[01:04] Joan Casey, an environmental epidemiologist at the University of Washington, describes recent decades of wildfire in California. •[01:34] Casey describes the environmental equity issues of fine particulate matter (PM2.5) air pollution. •[02:26] Casey describes why she chose to study the equity of wildfire smoke pollution exposure. •[03:01] She explains the results of the study, showing that by one definition of disadvantaged communities, smoke exposure appeared equitable. Another measure, including racial and ethnic identity data, showed inequitable exposure. •[05:26] Casey explores possible reasons for this inequitable exposure. •[06:21] The benefits of improved air monitoring among marginalized communities. •[07:34] Caveats and limitations of the study. •[08:35] Next steps in this line of research. •[09:27] Hopes for policy impacts. •[10:22] Conclusion.
About Our Guest:
Joan Casey Assistant Professor University of Washington School of Public Health
View related content here: https://www.pnas.org/doi/abs/10.1073/pnas.2306729121
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Mon, 01 Jul 2024 - 10min - 592 - Gentrification and biodiversity
Biodiversity and gentrification
Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us.
In this episode, Mason Fidino explores how gentrification changes biodiversity in urban areas.
In this episode, we cover: •[00:00] Introduction •[01:02] Mason Fidino, a quantitative ecologist at the Lincoln Park Zoo in Chicago, defines gentrification and its social impacts. •[01:53] Fidino explains how gentrification changes neighborhoods. •[03:09] Fidino explains why the research focused on medium to large mammals. •[03:40] A description of camera traps and how they collect data. •[05:09] The results, including links between gentrification and biodiversity. •[06:59] The implications of the study for urban planners and urban residents. •[08:23] Caveats and limitations of the study. •[09:50] Conclusion.
About Our Guest:
Mason Fidino Quantitative Ecologist Lincoln Park Zoo
View related content here: https://www.pnas.org/doi/abs/10.1073/pnas.2318596121
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Mon, 17 Jun 2024 - 10min - 591 - School enrollment during the COVID-19 pandemic
School enrollment during COVID-19
Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us.
In this episode, Micah Baum describes how public school enrollments in the US changed during the COVID-19 pandemic.
In this episode, we cover: • [00:00] Introduction • [00:54] Micah Baum, an economist at the University of Michigan, introduces school districts’ three modes of learning in fall 2020: virtual, in-person, and hybrid. • [01:31] Baum explains the reasons for studying public school enrollment changes between the 2019-2020 school year and the 2020-2021 school year. • [02:51] Description of the data sources used in the study. • [03:50] Explanation of the changes in enrollment numbers between the two school years. • [06:00] Explanation of racial differences in enrollment changes. • [06:46] Exploration of what these results suggest about parent choices. • [08:24] Implications for school funding in future years. • [09:18] Caveats and limitations of the study. • [09:51] Conclusion.
About Our Guest:
Micah Baum PhD Student University of Michigan
View related content here: https://www.pnas.org/doi/full/10.1073/pnas.2307308120
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Mon, 03 Jun 2024 - 10min - 590 - Emotional power of live music
Emotional power of live music
Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us.
In this episode, Sascha Frühholz describes the emotional power of live music compared to recorded music.
In this episode, we cover: • [00:00] Introduction • [00:59] Sascha Frühholz, a cognitive neuroscientist at the University of Oslo, reviews the neuroscience of emotional responses to music. • [02:02] Description of the study hypothesis regarding the difference of responses to recorded and live music. • [02:34] Description of the experimental setup. • [03:15] Description of the music played during the experiment, with examples. • [04:30] Recounting of the results of the study. • [05:05] The differences between responses to recorded and live music. • [05:45] What the listeners knew during and after the experiment. • [06:09] Inclusion of unpleasant music in the experiment, with examples. • [06:49] Description of the listeners’ feelings during the experiment. • [07:14] The musicians’ feelings about the experiment. • [07:42] Exploration of generalizing the results to other settings. • [08:19] Caveats and limitations of the study. • [09:11] Conclusion.
About Our Guest:
Sascha Frühholz Professor University of Oslo
View related content here: https://www.pnas.org/doi/10.1073/pnas.2316306121
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Mon, 20 May 2024 - 09min - 589 - Adapting to poor air quality
Adapting to poor air quality
Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us.
In this episode, Rebecca Saari explores potential adaptations needed for worsening air quality due to climate change.
In this episode, we cover: • [00:03] Introduction • [00:57] Rebecca Saari, an air quality engineer at the University of Waterloo, describes an air quality alert. • [01:23] Explanation of the hazard of fine particulate matter air pollution. • [02:18] Description of the study’s modeling approach. • [03:14] Description of modeling methods. • [04:05] Explanation of study results and where air quality alerts may rise due to climate change. • [04:34] Exploration of the social impacts of inequitable distribution of worsening air quality. • [05:24] Description of strategies for mitigating the health risk of poor air quality. • [06:27] Discussion of the costs and benefits of increased time spent indoors to mitigate health risk. • [07:22] Discussion of the role of policy in protecting from air quality hazards. • [08:13] Explanation of the study’s caveats and limitations. • [09:30] Potential impacts of the study. • [10:11] Conclusion
About Our Guest:
Rebecca Saari Associate Professor University of Waterloo
View related content here: https://www.pnas.org/doi/abs/10.1073/pnas.2215685121
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Mon, 06 May 2024 - 10min - 588 - Measuring Poverty
Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us.
In this episode, Christine Pu describes how commonly used measures of poverty don't agree, and why definitions of poverty matter.
In this episode, we cover:
· [00:00] Introduction
· [00:59] Christine Pu, an interdisciplinary scientist from Stanford University, introduces the importance of definitions of poverty.
· [01:40] List of the four commonly used definitions of poverty.
· [02:29] The motivation behind the study.
· [03:21] Study design and methods.
· [04:20] Results of the study and discussion of why poverty measures may not agree.
· [05:50] Discussion of how poverty definitions impact efforts to alleviate poverty.
· [06:57] How policymakers can approach definition of poverty.
· [07:46] Implications and potential impacts of the study.
· [08:25] Study caveats and limitations.
· [08:54] Conclusion.
About Our Guests:
Christine Pu
PhD Candidate
Stanford University
View related content here: https://www.pnas.org/doi/abs/10.1073/pnas.2316730121
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Mon, 22 Apr 2024 - 09min - 587 - How a small fish makes big sounds
How a small fish makes big sounds
Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us.
In this episode, Verity Cook from Charité – Berlin University of Medicine explains how a fish 12 millimeters in length produces sounds exceeding 140 decibels.
In this episode, we cover: •[00:00] Introduction •[01:37] Can you tell us more about the fish you studied? •[02:26] What are some of the methods you used to characterize the fish’s sound production mechanism? •[03:49] Can you walk us through the process of how these fish produce sound? •[05:02] What are the broader implications of your findings? •[05:53] Conclusion.
About Our Guest: Verity Cook PhD Student Charité – Berlin University of Medicine
View related content here: https://www.pnas.org/doi/full/10.1073/pnas.2314017121
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Mon, 08 Apr 2024 - 06min - 586 - History of flight in dinosaurs
Dinosaur feathers hint at flight history
Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us.
In this episode, Jingmai O’Connor and Yosef Kiat share insights gleaned from modern birds’ feathers that help understand the evolutionary history of flight in dinosaurs.
In this episode, we cover: •[00:00] Introduction •[01:02] Jingmai O’Connor, a vertebrate paleontologist at the Field Museum of Natural History, describes the characteristics of feathers associated with flight. •[02:11] O’Connor gives context and background for previous knowledge of the evolution of flight feathers in dinosaurs. •[03:25] O’Connor describes the sources of fossil specimens for analysis of feather evolution. •[04:29] Yosef Kiat, an ornithologist at the Field Museum of Natural History, tells what he learned about the consistent number of primary feathers in modern birds. He also tells how that number applies to dinosaurs. •[05:54] O’Connor explains what the symmetry of feathers reveals about a species’ flight ability and history. •[06:29] Kiat applies feather symmetry to explain the flight evolutionary history of Caudipteryx. •[07:05] Kiat summarizes the findings of the study, using feather number and shape to assess the flight abilities of four genera of dinosaurs. •[07:47] Kiat and O’Connor describe the type of potential fossil evidence that could fill in holes in the history of flight evolution in dinosaurs. •[08:42] Kiat and O’Connor explain the study’s caveats and limitations. •[09:44] Conclusion.
About Our Guests:
Jingmai O’Connor Associate Curator of Fossil Reptiles Field Museum of Natural History, Chicago, IL
Yosef Kiat Postdoctoral Research Fellow Field Museum of Natural History, Chicago, IL
View related content here: https://www.pnas.org/doi/10.1073/pnas.2306639121
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Mon, 25 Mar 2024 - 10min - 585 - Bee communication in a changing world
Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us.
In this episode, researchers describe the potential impact of anthropogenic disturbances on bee communication.
In this episode, we cover:
[00:00] Introduction [00:45] Description of the waggle dance of honeybees. [01:59] Maggie Couvillon, an entomologist at Virginia Tech, explains what information researchers can glean from the waggle dance. [03:24] Christoph Grüter, a behavioral ecologist at the University of Bristol, describes what impact climatic changes may have on bee communication. [05:13] Michael Hrncir, a behavioral ecologist at the University of Sao Paulo, recorded the impact of rising air temperatures on foraging in stingless bees. [06:48] Grüter explains how landscape changes and habitat fragmentation might affect bee communication. [08:23] Elli Leadbeater, an ecologist at Royal Holloway University of London, found that dancing honeybees found the foraging environment of central London superior to agricultural land. [09:49] Kris Braman, an entomologist at the University of Georgia, studied how the distribution of land cover at different scales influences bee diversity in Georgia. [11:24] Grüter explains how insecticides may alter bee communication strategies. [12:41] Denise Alves, a behavioral ecologist at the University of Sao Paulo, describes how a fungal pesticide can affect nestmate recognition in stingless bees. [14:23] Adam Dolezal, an entomologist at the University of Illinois Urbana-Champaign, describes how a bee pathogen affects nestmate recognition in honeybees. [15:17] Final thoughts and conclusion.About Our Guests:
Maggie CouvillonAssistant ProfessorVirginia Tech
Christoph GrüterSenior LecturerUniversity of Bristol
Michael HrncirProfessorUniversity of Sao Paulo
Elli LeadbeaterProfessorRoyal Holloway University of London
Kris BramanDepartment Head and ProfessorUniversity of Georgia
Denise AlvesPost-doctoral ResearcherUniversity of Sao Paulo
Adam DolezalAssistant ProfessorUniversity of Illinois Urbana-Champaign
View related content here: https://royalsocietypublishing.org/doi/10.1098/rsbl.2022.0155 https://www.pnas.org/doi/full/10.1073/pnas.2219031120 https://www.sciencedirect.com/science/article/pii/S0022191020300512 https://besjournals.onlinelibrary.wiley.com/doi/10.1111/1365-2664.14011 https://link.springer.com/article/10.1007/s10841-022-00402-6 https://www.sciencedirect.com/science/article/pii/S0045653521026199 https://www.pnas.org/doi/10.1073/pnas.2002268117
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Mon, 04 Mar 2024 - 16min - 584 - Adult talk and children’s speechMon, 12 Feb 2024 - 10min
- 583 - Modeling illuminates pitcher plant evolutionMon, 29 Jan 2024 - 10min
- 582 - How children perceive gendered division of household workMon, 15 Jan 2024 - 08min
- 581 - Reversing hearing loss in miceTue, 02 Jan 2024 - 10min
- 580 - 50 years of DNA cloningMon, 18 Dec 2023 - 12min
- 579 - Carbon emission benefits of remote workTue, 05 Dec 2023 - 07min
- 578 - Skeletal records and gender biasMon, 20 Nov 2023 - 09min
- 577 - Genetic shield against neurodegenerationMon, 06 Nov 2023 - 10min
- 576 - Penalties tied to motherhoodMon, 09 Oct 2023 - 10min
- 575 - Motherese in bottlenose dolphinsMon, 25 Sep 2023 - 10min
- 574 - Racial disparities and climate policyMon, 11 Sep 2023 - 10min
- 573 - What illusions tell us about silenceMon, 28 Aug 2023 - 10min
- 572 - Growth mindset and educational outcomesMon, 14 Aug 2023 - 10min
- 571 - How dehorning affects rhino behaviorMon, 31 Jul 2023 - 10min
- 570 - Why legalese persistsMon, 17 Jul 2023 - 08min
- 569 - Gender gap among migrant scientistsMon, 03 Jul 2023 - 07min
- 568 - Communal nesting in bird-like dinosaurMon, 19 Jun 2023 - 09min
- 567 - Racial disparities in air pollution exposureMon, 05 Jun 2023 - 10min
- 566 - How vertebrates acquired a gene for visionMon, 22 May 2023 - 10min
- 565 - Genomic insights for sea turtle conservationMon, 24 Apr 2023 - 09min
- 564 - Jump, bend, and roll: The rise of bioinspired robotsTue, 04 Apr 2023 - 09min
- 563 - Math learning through videosMon, 20 Mar 2023 - 10min
- 562 - Impressionism and air pollutionMon, 06 Mar 2023 - 09min
- 561 - How lizards adapt to urban livingTue, 14 Feb 2023 - 09min
- 560 - Revisiting the history of animal extinctionsMon, 30 Jan 2023 - 07min
- 559 - The music of Mesozoic bush cricketsMon, 16 Jan 2023 - 10min
- 558 - How a neural network taught itself chessTue, 03 Jan 2023 - 07min
- 557 - Honeybees: Nature’s puzzle solversMon, 19 Dec 2022 - 07min
- 556 - Cultural identity in sperm whalesMon, 05 Dec 2022 - 10min
- 555 - Tuning into nature’s musicMon, 14 Nov 2022 - 19min
- 554 - Point sources of methane emissionMon, 31 Oct 2022 - 10min
- 553 - How climate warming releases ocean methaneMon, 17 Oct 2022 - 10min
- 552 - U-turn in occupational gender segregationMon, 03 Oct 2022 - 10min
- 551 - Activated patients reduce implicit biasMon, 19 Sep 2022 - 10min
- 550 - How bumblebees respond to noxious stimuliTue, 06 Sep 2022 - 09min
- 549 - Science of MisinformationMon, 15 Aug 2022 - 20min
- 548 - Bias and the placebo effectMon, 01 Aug 2022 - 09min
- 547 - Epigenetic clocks for humans and dogsMon, 18 Jul 2022 - 13min
- 546 - Peopling of the AmericasMon, 27 Jun 2022 - 19min
- 545 - How the saw singsMon, 13 Jun 2022 - 10min
- 544 - Underrepresentation of women in economicsTue, 31 May 2022 - 13min
- 543 - How bias impedes women’s ascent to political leadership
Christianne Corbett and Robb Willer explore perceptions of electability of female political candidates.
Mon, 16 May 2022 - 10min - 542 - Treating cystic fibrosisMon, 25 Apr 2022 - 25min
- 541 - Rising temperatures and European bird traits
Martijn van de Pol reports that approximately half of the changes in the traits of 60 European bird species can be attributed to rising mean temperatures.
Mon, 11 Apr 2022 - 09min - 540 - Origin of the Great UnconformityMon, 28 Mar 2022 - 07min
- 539 - Ethnoracial identity of MENA Americans
Neda Maghbouleh, Ariela Schachter, and René Flores explore the US Census classification of people with Middle Eastern and North African ancestry.
Mon, 14 Mar 2022 - 10min - 538 - Disparities in scholarly output
Thema Monroe-White and Cassidy Sugimoto discuss how disparities at the intersection of race and gender affect the expansion of scientific knowledge.
Mon, 28 Feb 2022 - 08min - 537 - Frontiers in coral conservation – Part 2
Researchers explore cutting-edge approaches to coral reef conservation. Image credit: Cody Engelsma (Mote Marine Laboratory, Sarasota, FL).
Mon, 14 Feb 2022 - 11min - 536 - Frontiers in coral conservation – Part 1
Researchers explore cutting-edge approaches to coral reef conservation. Image credit: Cody Engelsma (Mote Marine Laboratory, Sarasota, FL).
Mon, 31 Jan 2022 - 12min - 535 - Racial disparities in communicationTue, 18 Jan 2022 - 12min
- 534 - Tropical forests in the Anthropocene – Part 2Mon, 27 Dec 2021 - 14min
- 533 - Tropical forests in the Anthropocene – Part 1Mon, 13 Dec 2021 - 15min
- 532 - CRISPR use in agriculture: Part 2Mon, 29 Nov 2021 - 17min
- 531 - CRISPR use in agriculture: Part 1Mon, 15 Nov 2021 - 16min
- 530 - Language loss and medicinal plant knowledgeTue, 02 Nov 2021 - 16min
- 529 - How Zen stones formMon, 18 Oct 2021 - 10min
- 528 - Greenhouse gas emissions tied to concreteMon, 04 Oct 2021 - 10min
- 527 - Racial and ethnic disparities in pollutant exposureMon, 20 Sep 2021 - 12min
- 526 - Soil microbes and hybrid vigorTue, 07 Sep 2021 - 10min
- 525 - Racial disparities in air pollutionMon, 23 Aug 2021 - 10min
- 524 - Genome sequencing of extinct giant lemurMon, 09 Aug 2021 - 09min
- 523 - Upslope advance of forest firesMon, 26 Jul 2021 - 10min
- 522 - How bats know the speed of soundMon, 12 Jul 2021 - 16min
- 521 - Animal behavior and ecosystem effectsMon, 28 Jun 2021 - 12min
- 520 - Patient–physician racial concordanceMon, 14 Jun 2021 - 11min
- 519 - How HIV infects human cellsTue, 01 Jun 2021 - 12min
- 518 - Self-cleaving ribozymesMon, 17 May 2021 - 12min
- 517 - Designing synthetic organismsMon, 03 May 2021 - 09min
- 516 - Exploring electron bifurcationMon, 19 Apr 2021 - 11min
- 515 - Exploring the length of human conversationsMon, 05 Apr 2021 - 09min
- 514 - Climate history of MarsMon, 22 Mar 2021 - 11min
- 513 - How click beetles jumpMon, 08 Mar 2021 - 13min
- 512 - Eruption of Steamboat GeyserMon, 22 Feb 2021 - 16min
- 511 - Geological history of MarsMon, 08 Feb 2021 - 12min
- 510 - Learning the language of facial expressionsMon, 25 Jan 2021 - 15min
- 509 - Hazards of ozone polution to birdsMon, 04 Jan 2021 - 16min
- 508 - Preserving muscle and bone mass in spaceMon, 14 Dec 2020 - 18min
- 507 - Predicting the Asian giant hornet’s spreadMon, 23 Nov 2020 - 12min
- 506 - Supernova and mass extinctionMon, 09 Nov 2020 - 21min
- 505 - Future of artificial intelligenceMon, 26 Oct 2020 - 23min
- 504 - Origin and diversification of penguinsMon, 12 Oct 2020 - 17min
- 503 - Economics of Greenland ice sheet meltingMon, 28 Sep 2020 - 17min
- 502 - Military conscription and public sector employmentMon, 14 Sep 2020 - 16min
- 501 - Transitions tied to early farmingMon, 31 Aug 2020 - 17min
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