

Curiosity Weekly
Discovery
Welcome to Curiosity Weekly from Discovery, hosted by Dr. Samantha Yammine. Once a week, we’ll bring you the latest and greatest in scientific discoveries and break down the details so that you don’t need a PhD to understand it. From neuroscience to climate tech to AI and genetics, no subject is off-limits. Join Sam as she interviews expert guests and investigates the research guiding some of the most exciting scientific breakthroughs affecting our world today. Hosted on Acast. See acast.com/privacy for more information.
Episodes
Mentioned books

Aug 19, 2020 • 12min
Building Healthier Cities (w/ Dr. Aruni Bhatnagar), 3D-Printing a Nuclear Reactor Core, and Why Spaghetti Breaks in Three
Learn what environmental cardiology has taught us about how we should live, with help from Dr. Aruni Bhatnagar. Then, you’ll learn about the world’s first 3D-printed nuclear reactor core; and why spaghetti always breaks in three.Environmental cardiology resources from Dr. Aruni Bhatnagar:HealthDay. (2020). California’s Wildfires May Have Fueled Cardiac Arrests. US News & World Report; U.S. News & World Report. https://www.usnews.com/news/health-news/articles/2020-04-15/californias-wildfires-may-have-fueled-cardiac-arrestsUniversity of Louisville Christina Lee Brown Envirome Institute https://enviromeinstitute.com/Follow @UofLEnvirome on Twitter https://twitter.com/UofLEnviromePick up “Environmental Cardiology: Pollution and Heart Disease (Issues in Toxicology)” by Dr. Aruni Bhatnagar on Amazon https://amazon.comAmbitious Louisville study seeks to understand impact of trees on our health. (2019, December 12). PBS NewsHour; PBS NewsHour. https://www.pbs.org/newshour/show/ambitious-louisville-study-seeks-to-understand-impact-of-trees-on-our-healthWood, J. (2019, November 21). Re-greening: can Louisville plant its way out of a heat emergency? The Guardian; The Guardian. https://www.theguardian.com/cities/2019/nov/21/re-greening-can-louisville-plant-its-way-out-of-a-heat-emergencyAruni Bhatnagar on Google Scholar https://scholar.google.ca/citations?user=riRJqrYAAAAJ&hl=enUniversity of Louisville faculty bio https://louisville.edu/medicine/departments/medicine/divisions/environmental-medicine/faculty/bhatnagar-aruni3D printing a nuclear reactor core could revolutionize energy, and scientists just figured out how to do it by Grant CurrinOberhaus, D. (2020, May 15). Coming Soon: A Nuclear Reactor—With a 3D-Printed Core. Wired; WIRED. https://www.wired.com/story/coming-soon-a-nuclear-reactor-with-a-3d-printed-core/Emmet Smith. (2020, June 22). Researchers pioneer revolutionary keg-sized nuclear reactor with a 3D printed core. Mashable; Mashable. https://mashable.com/video/oak-ridge-3d-print-nuclear-core/3D-printed nuclear reactor promises faster, more economical path to nuclear energy | ORNL. (2020, May 11). Ornl.gov. https://www.ornl.gov/news/3d-printed-nuclear-reactor-promises-faster-more-economical-path-nuclear-energyNuclear Reactors | Nuclear Power Plant | Nuclear Reactor Technology - World Nuclear Association. (2020). World-Nuclear.org. https://www.world-nuclear.org/information-library/nuclear-fuel-cycle/nuclear-power-reactors/nuclear-power-reactors.aspxHere's Why Spaghetti Always Breaks in Three by Trevor EnglishAudoly, B., & Neukirch, S. (2005). Fragmentation of Rods by Cascading Cracks: Why Spaghetti Does Not Break in Half. Physical Review Letters, 95(9). https://doi.org/10.1103/physrevlett.95.095505Colm Gorey. (2018, August 14). A spaghetti mystery you might not have noticed is finally solved. Silicon Republic; Silicon Republic. https://www.siliconrepublic.com/innovation/spaghetti-mystery-finally-solvedHeisser, Ronald H., et al. "Controlling fracture cascades through twisting and quenching." Proceedings of the National Academy of Sciences 115.35 (2018): 8665-8670. https://doi.org/10.1073/pnas.1802831115Subscribe to Curiosity Daily to learn something new every day with Cody Gough and Ashley Hamer. You can also listen to our podcast as part of your Alexa Flash Briefing; Amazon smart speakers users, click/tap “enable” here: https://www.amazon.com/Curiosity-com-Curiosity-Daily-from/dp/B07CP17DJY Find episode transcript here: https://curiosity-daily-4e53644e.simplecast.com/episodes/building-healthier-cities-w-dr-aruni-bhatnagar-3d-printing-a-nuclear-reactor-core-and-why-spaghetti-breaks-in-three Hosted on Acast. See acast.com/privacy for more information.

Aug 18, 2020 • 13min
How the Environment Affects Your Health (w/ Dr. Aruni Bhatnagar) and How Polynesians Mingled with Native Americans 800 Years Ago
Environmental cardiology researcher Dr. Aruni Bhatnagar explains why experts are looking at our environment to improve our health. Then, learn how Polynesians and Native Americans connected across more than 2,000 miles of ocean — all the way back in the 12th century.Environmental cardiology resources from Dr. Aruni Bhatnagar:University of Louisville Christina Lee Brown Envirome Institute https://enviromeinstitute.com/Follow @UofLEnvirome on Twitter https://twitter.com/UofLEnviromePick up “Environmental Cardiology: Pollution and Heart Disease (Issues in Toxicology)” by Dr. Aruni Bhatnagar on Amazon https://amazon.comHealthDay. (2020). California’s Wildfires May Have Fueled Cardiac Arrests. US News & World Report; U.S. News & World Report. https://www.usnews.com/news/health-news/articles/2020-04-15/californias-wildfires-may-have-fueled-cardiac-arrestsAmbitious Louisville study seeks to understand impact of trees on our health. (2019, December 12). PBS NewsHour; PBS NewsHour. https://www.pbs.org/newshour/show/ambitious-louisville-study-seeks-to-understand-impact-of-trees-on-our-healthWood, J. (2019, November 21). Re-greening: can Louisville plant its way out of a heat emergency? The Guardian; The Guardian. https://www.theguardian.com/cities/2019/nov/21/re-greening-can-louisville-plant-its-way-out-of-a-heat-emergencyAruni Bhatnagar on Google Scholar https://scholar.google.ca/citations?user=riRJqrYAAAAJ&hl=enUniversity of Louisville faculty bio https://louisville.edu/medicine/departments/medicine/divisions/environmental-medicine/faculty/bhatnagar-aruniDNA suggests that Polynesians interbred with distant Native Americans 800 years ago by Grant CurrinSome Polynesians Carry DNA of Ancient Native Americans, New Study Finds. (2020, July 8). The New York Times. https://www.nytimes.com/2020/07/08/science/polynesian-ancestry.html?smid=tw-shareAsia. (2016, October 3). ‘Game-changing’ study suggests first Polynesians voyaged all the way from East Asia. Science | AAAS. https://www.sciencemag.org/news/2016/10/game-changing-study-suggests-first-polynesians-voyaged-all-way-east-asiaIoannidis, A. G., Blanco-Portillo, J., Sandoval, K., Hagelberg, E., Miquel-Poblete, J. F., Moreno-Mayar, J. V., Rodríguez-Rodríguez, J. E., Quinto-Cortés, C. D., Auckland, K., Parks, T., Robson, K., Hill, A. V. S., Avila-Arcos, M. C., Sockell, A., Homburger, J. R., Wojcik, G. L., Barnes, K. C., Herrera, L., Berríos, S., … Moreno-Estrada, A. (2020). Native American gene flow into Polynesia predating Easter Island settlement. Nature, 583(7817), 572–577. https://doi.org/10.1038/s41586-020-2487-2Wright, C. (2020, July 22). Re-framing and Refusing the Enduring Colonial Fascination with Polynesian Origins. Duke University Press News; Duke University Press News. https://dukeupress.wordpress.com/2020/07/22/re-framing-and-refusing-the-enduring-colonial-fascination-with-polynesian-origins/Subscribe to Curiosity Daily to learn something new every day with Cody Gough and Ashley Hamer. You can also listen to our podcast as part of your Alexa Flash Briefing; Amazon smart speakers users, click/tap “enable” here: https://www.amazon.com/Curiosity-com-Curiosity-Daily-from/dp/B07CP17DJY Find episode transcript here: https://curiosity-daily-4e53644e.simplecast.com/episodes/how-the-environment-affects-your-health-w-dr-aruni-bhatnagar-and-how-polynesians-mingled-with-native-americans-800-years-ago Hosted on Acast. See acast.com/privacy for more information.

Aug 17, 2020 • 11min
You Create False Memories of Daily Tasks, Dogs Can Sense Earth’s Magnetic Field, and There’s No Up or Down in Space
Learn about why you have false memories of doing daily tasks; how we know that dogs might be able to sense Earth’s magnetic field via magnetoreception; and the science behind why there’s no up or down in space.Science confirms we create false memories of doing daily tasks by Steffie DruckerPaper: Mundane behavioral decisions, actions can be “misremembered” as done. (2020). EurekAlert! https://www.eurekalert.org/pub_releases/2020-07/uoia-pmb071720.phpAlbarracin, D., Sunderrajan, A., McCulloch, K. C., & Jones, C. (2020). Mistaking an Intention for a Behavior: The Case of Enacting Behavioral Decisions Versus Simply Intending to Enact Them. Personality and Social Psychology Bulletin, 014616722092920. https://doi.org/10.1177/0146167220929203Dogs might be able to sense Earth’s magnetic field by Cameron DukeBenediktová, K., Adámková, J., Svoboda, J., Painter, M. S., Bartoš, L., Nováková, P., Vynikalová, L., Hart, V., Phillips, J., & Burda, H. (2020). Magnetic alignment enhances homing efficiency of hunting dogs. ELife, 9, e55080. https://doi.org/10.7554/eLife.55080Frankel, R. (2014, May 18). Dogs at War: Three-Legged Dog Delivers Crucial Message in WWI. Nationalgeographic.com. https://www.nationalgeographic.com/news/2014/5/140516-dogs-war-canines-soldiers-troops-army-military/Hart, V., Nováková, P., Malkemper, E. P., Begall, S., Hanzal, V., Ježek, M., Kušta, T., Němcová, V., Adámková, J., Benediktová, K., Červený, J., & Burda, H. (2013). Dogs are sensitive to small variations of the Earth’s magnetic field. Frontiers in Zoology, 10(1), 80. https://doi.org/10.1186/1742-9994-10-80Yirka, B. (2020, July 20). Dogs may use Earth’s magnetic field to navigate. Phys.org. https://phys.org/news/2020-07-dogs-earth-magnetic-field.htmlIn Outer Space, There Is No Up or Down by Joanie FalettoSaadeh, D., Feeney, S. M., Pontzen, A., Peiris, H. V., & McEwen, J. D. (2016). How Isotropic is the Universe? Physical Review Letters, 117(13). https://doi.org/10.1103/physrevlett.117.131302in. (2016, September 7). It’s official: You’re lost in a directionless universe. Science | AAAS. https://www.sciencemag.org/news/2016/09/it-s-official-you-re-lost-directionless-universeSubscribe to Curiosity Daily to learn something new every day with Cody Gough and Ashley Hamer. You can also listen to our podcast as part of your Alexa Flash Briefing; Amazon smart speakers users, click/tap “enable” here: https://www.amazon.com/Curiosity-com-Curiosity-Daily-from/dp/B07CP17DJY Find episode transcript here: https://curiosity-daily-4e53644e.simplecast.com/episodes/you-create-false-memories-of-daily-tasks-dogs-can-sense-earths-magnetic-field-and-theres-no-up-or-down-in-space Hosted on Acast. See acast.com/privacy for more information.

Aug 14, 2020 • 14min
Why the US Military Made Shark Repellant, Why Moths Are Drawn to Lights, and the Difference Between Mummies and Fossils
To wrap up our Shark Week coverage, learn about why the US military tried to develop "Shark Chaser" shark repellent during World War II. Then, learn about the leading theories explaining why moths are drawn to lights; and the difference between mummies and fossils.Get even more from Shark Week 2020 on Discovery’s Daily Bite Podcast: https://www.discovery.com/shark-week/everything-you-need-to-know-about-the-daily-bite-podcastDuring WWII, the US military tried to develop shark repellant by Cameron DukeFoley, K. E. (2018, July 27). Shark Week 2018: The US Navy developed a “shark repellant” during WWII. Quartz. https://qz.com/1341175/the-us-navy-developed-a-shark-repellant-during-wwii/Julia Child and the OSS Recipe for Shark Repellent — Central Intelligence Agency. (2015). Cia.gov. https://www.cia.gov/news-information/featured-story-archive/2015-featured-story-archive/shark-repellent.htmlDelano Samuels, & Orwig, J. (2016, July). Here’s what the US Navy learned about shark attacks during World War II - Business Insider. Business Insider; Business Insider. https://www.businessinsider.com/the-us-navy-developed-a-shark-repellent-2016-6Roach, M. (2017). Grunt: The Curious Science of Humans at War. Oneworld.American Chemical Society. (2020, January 13). The US Government Issued Sailors and Soldiers Shark Repellent That Didn’t Work – Here’s Why [Video]. SciTechDaily. https://scitechdaily.com/us-government-issued-sailors-and-soldiers-shark-repellent-that-didnt-work-heres-why-video/Spaceflight and Surviving Shark Attacks. (2018, July 24). National Air and Space Museum. https://airandspace.si.edu/stories/editorial/spaceflight-and-surviving-shark-attacksWe still don't know why moths are drawn to lights by Grant CurrinWolchover, N. (2011, March 25). Why Are Moths Drawn to Artificial Lights? Livescience.com; Live Science. https://www.livescience.com/33156-moths-drawn-artificial-lights.htmlLees, D., & Zilli, A. (2019, November). Why Are Moths Are Attracted To Light? Science Friday; Science Friday. https://www.sciencefriday.com/articles/why-moths-are-attracted-to-light/Callahan, P. S. (1977). Moth and candle: the candle flame as a sexual mimic of the coded infrared wavelengths from a moth sex scent (pheromone). Applied Optics, 16(12), 3089. https://doi.org/10.1364/ao.16.003089Norm MacDonald’s moth joke: https://www.youtube.com/watch?v=JUjIM-GFWhkWhat's the difference between a mummy and a fossil? by Ashley Hamer (Listener question from Luke)Clark, L. (1998, January 20). Mummies 101. PBS.org; NOVA. https://www.pbs.org/wgbh/nova/article/mummies-101/Asher, C. (2015, February 12). How long does fossilisation take? Curious Meerkat. http://www.curiousmeerkat.co.uk/debunking/how-long-fossilisation-take/Keylses, S. (2018, October 23). Do Mummies Decompose? Science Connected Magazine. https://magazine.scienceconnected.org/2018/10/do-mummies-decompose/Leveille, D. (2015, May 11). As Chile’s climate changes, the world’s oldest mummies are turning moldy. The World from PRX. https://www.pri.org/stories/2015-05-11/chiles-climate-changes-worlds-oldest-mummies-are-turning-moldyMoyer, A. E., Zheng, W., & Schweitzer, M. H. (2016). Keratin Durability Has Implications for the Fossil Record: Results from a 10 Year Feather Degradation Experiment. PLOS ONE, 11(7), e0157699. https://doi.org/10.1371/journal.pone.0157699Lamb, R. (2010, August 25). How can soft tissue exist in dinosaur fossils? HowStuffWorks. https://science.howstuffworks.com/environmental/earth/geology/soft-tissue-dinosaur.htmWilson, T. V. (2007, December 19). How Fossils Work. HowStuffWorks. https://science.howstuffworks.com/environmental/earth/geology/fossil2.htmGreshko, M. (2017, May 11). This Is the Best Dinosaur Fossil of Its Kind Ever Found. Nationalgeographic.com. https://www.nationalgeographic.com/magazine/2017/06/dinosaur-nodosaur-fossil-discovery/Subscribe to Curiosity Daily to learn something new every day with Cody Gough and Ashley Hamer. You can also listen to our podcast as part of your Alexa Flash Briefing; Amazon smart speakers users, click/tap “enable” here: https://www.amazon.com/Curiosity-com-Curiosity-Daily-from/dp/B07CP17DJY Find episode transcript here: https://curiosity-daily-4e53644e.simplecast.com/episodes/why-the-us-military-made-shark-repellant-why-moths-are-drawn-to-lights-and-the-difference-between-mummies-and-fossils Hosted on Acast. See acast.com/privacy for more information.

Aug 13, 2020 • 14min
Finding Lost Shark Species (w/ Forrest Galante) and the 2 Types of Nostalgia
Forrest Galante, host of “Extinct or Alive” on Animal Planet, helps us celebrate Shark Week by explaining how we search for — and find! — lost species in the open ocean. Then, you’ll learn about the two types of nostalgia (reflective nostalgia and restorative nostalgia) and how they can influence your well-being.Get even more from Shark Week 2020 on Discovery’s Daily Bite Podcast: https://www.discovery.com/shark-week/everything-you-need-to-know-about-the-daily-bite-podcastMore from Animal Planet’s “Extinct or Alive” and host Forrest Galante:Extinct or Alive official website — https://www.animalplanet.com/tv-shows/extinct-or-alive/Animal Planet Go — https://www.animalplanet.com/watch/animal-planetForrest Galante official website — https://www.forrestgalante.com/aboutFollow @animalplanet on Instagram — https://www.instagram.com/animalplanet/Follow @forrest.galante on Instagram — https://www.instagram.com/forrest.galante/Follow @AnimalPlanet on Twitter — https://twitter.com/AnimalPlanetFollow @ForrestGalante on Twitter — https://twitter.com/ForrestGalanteThere are 2 different types of nostalgia by Ashley HamerBoym, S. (2008). The Future of Nostalgia. United States: Basic Books. https://www.google.com/books/edition/The_Future_of_Nostalgia/gHKm95EweOwC?hl=en&gbpv=1&bsq=restorativeThe Two Faces of Nostalgia. (2016). Psychology Today. https://www.psychologytoday.com/us/blog/time-travelling-apollo/201606/the-two-faces-nostalgiaSubscribe to Curiosity Daily to learn something new every day with Cody Gough and Ashley Hamer. You can also listen to our podcast as part of your Alexa Flash Briefing; Amazon smart speakers users, click/tap “enable” here: https://www.amazon.com/Curiosity-com-Curiosity-Daily-from/dp/B07CP17DJY Find episode transcript here: https://curiosity-daily-4e53644e.simplecast.com/episodes/finding-lost-shark-species-w-forrest-galante-and-the-2-types-of-nostalgia Hosted on Acast. See acast.com/privacy for more information.

Aug 12, 2020 • 13min
Sharks Aren’t Just Apex Predators (w/ Forrest Galante), How Cats Affect Online Dating, and When Giant Prehistoric Sea Scorpions Ruled the Seas
Forrest Galante, host of “Extinct or Alive” on Animal Planet, helps us celebrate Shark Week by explaining why sharks are so important to their ecosystems. You’ll also learn about giant prehistoric sea scorpions called Eurypterids who used to rule the sea and how cats affect online dating.More from Animal Planet’s “Extinct or Alive” and host Forrest Galante:Extinct or Alive official website — https://www.animalplanet.com/tv-shows/extinct-or-alive/Animal Planet Go — https://www.animalplanet.com/watch/animal-planetForrest Galante official website — https://www.forrestgalante.com/aboutFollow @animalplanet on Instagram — https://www.instagram.com/animalplanet/Follow @forrest.galante on Instagram — https://www.instagram.com/forrest.galante/Follow @AnimalPlanet on Twitter — https://twitter.com/AnimalPlanetFollow @ForrestGalante on Twitter — https://twitter.com/ForrestGalanteGiant sea scorpions were the underwater titans of prehistoric Australia by Cameron DukeBicknell, R. D. C., Smith, P. M., & Poschmann, M. (2020). Re-evaluating evidence of Australian eurypterids. Gondwana Research, 86, 164–181. https://doi.org/10.1016/j.gr.2020.06.002Christopher, R. D., & Smith, P. M. (n.d.). Giant sea scorpions were the underwater titans of prehistoric Australia. Phys.org. https://phys.org/news/2020-07-giant-sea-scorpions-underwater-titans.htmlPBS Eons. (2019). When Giant Scorpions Swarmed the Seas [YouTube Video]. In YouTube. https://www.youtube.com/watch?v=1sQXTXbuLYoWomen harshly judge men who pose with cats on their dating profiles by Kelsey DonkCat People, Beware — Posing With Your Pet Could Make You Appear Less Dateable. (2020, July 9). Research Digest; Research Digest. https://digest.bps.org.uk/2020/07/09/cat-people-beware-posing-with-your-pet-could-make-you-appear-less-dateable/Kogan, L., & Volsche, S. (2020). Not the Cat’s Meow? The Impact of Posing with Cats on Female Perceptions of Male Dateability. Animals, 10(6), 1007. https://doi.org/10.3390/ani10061007Subscribe to Curiosity Daily to learn something new every day with Cody Gough and Ashley Hamer. You can also listen to our podcast as part of your Alexa Flash Briefing; Amazon smart speakers users, click/tap “enable” here: https://www.amazon.com/Curiosity-com-Curiosity-Daily-from/dp/B07CP17DJY Find episode transcript here: https://curiosity-daily-4e53644e.simplecast.com/episodes/sharks-arent-just-apex-predators-w-forrest-galante-how-cats-affect-online-dating-and-when-giant-prehistoric-sea-scorpions-ruled-the-seas Hosted on Acast. See acast.com/privacy for more information.

Aug 11, 2020 • 11min
Can Sharks Smell Blood from a Mile Away? Plus: Dual-Uterus Sharks and How Interstellar Travel Will Change Language
Learn about whether sharks can really smell a drop of blood from a mile away; how some sharks give birth from two uteruses (and why that’s not even the weirdest part); and the complicated way interstellar travel can mess with language.Can sharks really smell a drop of blood from a mile away? by Grant CurrinShark Smell Myth Found Fishy. (2013, July 10). Inside Science. https://www.insidescience.org/news/shark-smell-myth-found-fishyMeredith, T. L., & Kajiura, S. M. (2010). Olfactory morphology and physiology of elasmobranchs. Journal of Experimental Biology, 213(20), 3449–3456. https://doi.org/10.1242/jeb.045849Villazon, L. (2019). How do sharks smell blood underwater? BBC Science Focus Magazine; BBC Science Focus Magazine. https://www.sciencefocus.com/the-human-body/how-do-sharks-smell-blood-underwater/Some sharks give live birth from two uteruses -- and that's not the weirdest part by Grant CurrinShark Smell Myth Found Fishy. (2013, July 10). Inside Science. https://www.insidescience.org/news/shark-smell-myth-found-fishyMeredith, T. L., & Kajiura, S. M. (2010). Olfactory morphology and physiology of elasmobranchs. Journal of Experimental Biology, 213(20), 3449–3456. https://doi.org/10.1242/jeb.045849Villazon, L. (2019). How do sharks smell blood underwater? BBC Science Focus Magazine; BBC Science Focus Magazine. https://www.sciencefocus.com/the-human-body/how-do-sharks-smell-blood-underwater/The unintelligible languages of interstellar travel by Cameron DukeLost in Space or Translation? (2020, June 30). The University of Kansas. http://news.ku.edu/2020/06/30/without-care-lost-space-could-mean-lost-translationMcKenzie, A., & Punske, J. (2020). Language Development During Interstellar Travel. Acta Futura, 12, 123–132. https://doi.org/10.5281/zenodo.3747353Williams, M. (2020, July 8). Languages Will Change Significantly on Interstellar Flights. Universe Today. https://www.universetoday.com/146889/languages-will-change-significantly-on-interstellar-flights/Subscribe to Curiosity Daily to learn something new every day with Cody Gough and Ashley Hamer. You can also listen to our podcast as part of your Alexa Flash Briefing; Amazon smart speakers users, click/tap “enable” here: https://www.amazon.com/Curiosity-com-Curiosity-Daily-from/dp/B07CP17DJY Find episode transcript here: https://curiosity-daily-4e53644e.simplecast.com/episodes/can-sharks-smell-blood-from-a-mile-away-plus-dual-uterus-sharks-and-how-interstellar-travel-will-change-language Hosted on Acast. See acast.com/privacy for more information.

Aug 10, 2020 • 11min
Why People Are Afraid of Sharks, Discovery of 4 “Walking” Shark Species, and Fighting Climate Change with Rocks
To celebrate Shark Week, learn about why people are afraid of sharks; how scientists discovered four new species of “walking” sharks (also called epaulette sharks); and how enhanced rock weathering might help us fight climate change with rocks.People are afraid of sharks for 3 psychological reasons by Kelsey DonkIpsos editor. (2015, July 7). Sharks: Half (51%) of Americans are Absolutely Terrified of Them and Many (38%) Scared to Swim in the Ocean Because of Them... Ipsos; www.ipsos.com. https://www.ipsos.com/en-us/sharks-half-51-americans-are-absolutely-terrified-them-and-many-38-scared-swim-ocean-because-themRopeik, D. (2015, July 6). Shark Attack: The Risk Is Tiny, but the Coverage, and Fear, Are High -- Why? HuffPost; HuffPost. https://www.huffpost.com/entry/shark-attack-the-risk-is_b_7736266Why are we afraid of sharks? There’s a scientific explanation. (2019, June 27). Nationalgeographic.com. https://www.nationalgeographic.com/news/2018/01/sharks-attack-fear-science-psychology-spd/Hettermann, K. (2017, July 25). Are You Afraid of Sharks? Don’t Be. Scientific American Blog Network. https://blogs.scientificamerican.com/observations/are-you-afraid-of-sharks-dont-be/Eveleth, R. (2013, August 6). How to Survive the Shark Attack That Is Never Going to Happen To You. Smithsonian Magazine; Smithsonian Magazine. https://www.smithsonianmag.com/smart-news/how-to-survive-the-shark-attack-that-is-never-going-to-happen-to-you-24121725/?no-istFour new species of "walking" sharks were discovered this year by Grant CurrinWalking sharks discovered in the tropics. (2020). EurekAlert! https://www.eurekalert.org/pub_releases/2020-01/uoq-wsd012020.phpDudgeon, C. L., Corrigan, S., Yang, L., Allen, G. R., Erdmann, M. V., Fahmi, Sugeha, H. Y., White, W. T., & Naylor, G. J. P. (2020). Walking, swimming or hitching a ride? Phylogenetics and biogeography of the walking shark genus Hemiscyllium. Marine and Freshwater Research. https://doi.org/10.1071/mf19163These sharks have evolved to walk on land—and they did it quickly. (2020, January 23). Nationalgeographic.com. https://www.nationalgeographic.com/animals/2020/01/walking-sharks-new-species-evolving-fast/Andrew, S. (2020, January 23). See walking shark discovered near Australia. CNN. https://www.cnn.com/2020/01/23/world/walking-sharks-recently-evolved-scn-trnd/index.htmlWe may be able to fight climate change with rocks by Cameron DukeBeerling, D. J., Kantzas, E. P., Lomas, M. R., Wade, P., Eufrasio, R. M., Renforth, P., Sarkar, B., Andrews, M. G., James, R. H., Pearce, C. R., Mercure, J.-F., Pollitt, H., Holden, P. B., Edwards, N. R., Khanna, M., Koh, L., Quegan, S., Pidgeon, N. F., Janssens, I. A., … Banwart, S. A. (2020). Potential for large-scale CO 2 removal via enhanced rock weathering with croplands. Nature, 583(7815), 242–248. https://doi.org/10.1038/s41586-020-2448-9Layton, L. (2020, July 8). Spreading rock dust on the ground could pull carbon from the air, researchers say. The Washington Post. https://www.washingtonpost.com/climate-solutions/2020/07/08/spreading-rock-dust-ground-could-pull-carbon-air-researchers-say/Sheffield, U. of. (2020, July 11). Shockingly Simple: How Farmland Could Absorb an Extra 2 Billion Tonnes of CO2 From the Atmosphere Each Year. SciTechDaily. https://scitechdaily.com/shockingly-simple-how-farmland-could-absorb-an-extra-2-billion-tonnes-of-co2-from-the-atmosphere-each-year/Subscribe to Curiosity Daily to learn something new every day with Cody Gough and Ashley Hamer. You can also listen to our podcast as part of your Alexa Flash Briefing; Amazon smart speakers users, click/tap “enable” here: https://www.amazon.com/Curiosity-com-Curiosity-Daily-from/dp/B07CP17DJY Find episode transcript here: https://curiosity-daily-4e53644e.simplecast.com/episodes/why-people-are-afraid-of-sharks-discovery-of-4-walking-shark-species-and-fighting-climate-change-with-rocks Hosted on Acast. See acast.com/privacy for more information.

Aug 7, 2020 • 11min
Parents’ Brains Sync When They’re Together, the Genius Math Behind Credit Card Numbers, and July’s Curiosity Challenge Trivia
Learn about the Luhn algorithm (the genius math behind credit card numbers) and how parents’ brains synchronize when they’re together. Then, play along at home and test your podcast knowledge with this month’s Curiosity Challenge trivia game.The genius math behind credit card numbers by Cameron DukeBerry, N. (2014, January 8). How Credit Card Numbers Work. Gizmodo; Gizmodo. https://gizmodo.com/how-credit-card-numbers-work-1493331190Concerning Reality. (2018). The Secret Algorithm in Your Credit Card Number [YouTube Video]. In YouTube. https://www.youtube.com/watch?v=Yr9s5NjsVAoJuber Moulvi Abdul. (2018, April 24). Mathematics behind Credit/Debit card numbering. Medium. https://medium.com/@ma.juber/mathematics-behind-credit-debit-card-numbering-340bf68d27d2Parents' brains sync when they're together by Steffie DruckerPresence of spouse alters how parents’ brains react to children stimuli, finds NTU Singapore study. (2020). EurekAlert! https://www.eurekalert.org/pub_releases/2020-05/ntu-pos051220.phpAzhari, A., Lim, M., Bizzego, A., Gabrieli, G., Bornstein, M. H., & Esposito, G. (2020). Physical presence of spouse enhances brain-to-brain synchrony in co-parenting couples. Scientific Reports, 10(1). https://doi.org/10.1038/s41598-020-63596-2Vuchinich, S., Emery, R. E., & Cassidy, J. (1988). Family Members as Third Parties in Dyadic Family Conflict: Strategies, Alliances, and Outcomes. Child Development, 59(5), 1293–1302. JSTOR. https://doi.org/10.2307/1130492Episodes referenced in Curiosity Challenge Trivia with KyannSaturated Fat Could Kill Your Focus, Animals Have Regional Accents, and Rings Around Mars https://curiositydaily.com/saturated-fat-could-kill-your-focus-animals-have-regional-accents-and-rings-around-mars/The First Prescription Video Game, Solving the Mystery of Short-Term Memory, and Hummingbirds’ Extraordinary Vision https://curiositydaily.com/the-first-prescription-video-game-solving-the-mystery-of-short-term-memory-and-hummingbirds-extraordinary-vision/You Navigate with Your Nose, Busting 5 Summer Myths, and Using Horseshoe Crabs’ Blue Blood to Develop New Medicine https://curiositydaily.com/you-navigate-with-your-nose-busting-5-summer-myths-and-using-horseshoe-crabs-blue-blood-to-develop-new-medicine/Subscribe to Curiosity Daily to learn something new every day with Cody Gough and Ashley Hamer. You can also listen to our podcast as part of your Alexa Flash Briefing; Amazon smart speakers users, click/tap “enable” here: https://www.amazon.com/Curiosity-com-Curiosity-Daily-from/dp/B07CP17DJY Find episode transcript here: https://curiosity-daily-4e53644e.simplecast.com/episodes/parents-brains-sync-when-theyre-together-the-genius-math-behind-credit-card-numbers-and-julys-curiosity-challenge-trivia Hosted on Acast. See acast.com/privacy for more information.

Aug 6, 2020 • 12min
Why Religious People Have More Children, Sea Turtles’ Clumsy Navigation Skills, and the Real Center of Our Solar System Isn’t the Sun
Learn the surprising reason why religious people tend to have more children; why sea turtles are actually pretty clumsy navigators; and where astronomers found the center of our solar system (spoiler alert: it’s not the center of our sun).Evolution explains why religious people have more children by Kelsey DonkNew research examines links between religion and parental support from non-family members. (2020). EurekAlert! https://www.eurekalert.org/pub_releases/2020-07/uoo-nre070120.phpChurch attendance and alloparenting: an analysis of fertility, social support and child development among English mothers | Philosophical Transactions of the Royal Society B: Biological Sciences. (2020). Philosophical Transactions of the Royal Society B. https://royalsocietypublishing.org/doi/10.1098/rstb.2019.0428About the Avon Longitudinal Study of Parents and Children. (2019). Bristol.ac.uk. http://www.bristol.ac.uk/alspac/about/Sea turtles are surprisingly clumsy migrators by Kelsey DonkSea turtles’ impressive navigation feats rely on surprisingly crude “map.” (2020). ScienceDaily. https://www.sciencedaily.com/releases/2020/07/200716111631.htmHays, G. C., Cerritelli, G., Esteban, N., Rattray, A., & Luschi, P. (2020). Open Ocean Reorientation and Challenges of Island Finding by Sea Turtles during Long-Distance Migration. Current Biology. https://doi.org/10.1016/j.cub.2020.05.086True Navigation: Sensory Bases of Gradient Maps. (2020). Tufts.edu. https://pigeon.psy.tufts.edu/asc/Phillips/Default_Old_08_21.htmAstronomers have located the center of the solar system and it's not the center of the sun by Grant CurrinStarr, M. (2020). Astronomers Have Located The Centre of The Solar System to Within 100 Metres. ScienceAlert. https://www.sciencealert.com/astronomers-have-located-the-centre-of-the-solar-system-to-within-100-metresTo find giant black holes, start with Jupiter. (2020). EurekAlert! https://www.eurekalert.org/pub_releases/2020-06/vu-tfg062920.phpSubscribe to Curiosity Daily to learn something new every day with Cody Gough and Ashley Hamer. You can also listen to our podcast as part of your Alexa Flash Briefing; Amazon smart speakers users, click/tap “enable” here: https://www.amazon.com/Curiosity-com-Curiosity-Daily-from/dp/B07CP17DJY Find episode transcript here: https://curiosity-daily-4e53644e.simplecast.com/episodes/why-religious-people-have-more-children-sea-turtles-clumsy-navigation-skills-and-the-real-center-of-our-solar-system-isnt-the-sun Hosted on Acast. See acast.com/privacy for more information.


