Dirty Diapers Reveal How Germy Babies’ Microbiomes Are
In a new study, researchers picked through the dirty diapers of more than 600 infants. Those stinky diapers were a gold mine of info—they contained more than 10,000 virus species. And though it may sound terrifying, those viruses play a key role in babies’ microbiomes. Guest host and SciFri producer Kathleen Davis talks with Katherine J. Wu, staff writer at The Atlantic about this story and other science news of the week. They chat about climate change’s influence on the twilight zone, what critters can be found on the Great Pacific Garbage Patch, a surprising twist in the story of Mars’ moon Deimos, the impressive sleeping habits of elephant seals, and why insects seem to flock to the light when it’s dark out.
From Backyards To Barn Yards, The Surprising Science Of Chickens
Raising backyard chickens continues to grow in popularity. The number of households in the United States with a backyard flock jumped from 8% in 2018 to 13% in 2020, according to a survey by the American Pet Products Association. But our fondness for chickens is hardly new. The relationship between humans and chickens goes back thousands of years, to when humans began domesticating the red junglefowl native to Southeast Asia.
Guest host Sophie Bushwick has a compre(hen)sive conversation with Tove Danovich, freelance journalist and author of the new book Under the Henfluence: Inside the World of Backyard Chickens and the People Who Love Them, about how she was charmed by her own backyard chickens, the history of their domestication, and the surprising science of chicken intelligence.
Why Climate Activists Are Turning To Drastic Measures
For Earth Day this year, people all over the world took to the streets to demand climate action. But as large and loud as these protests can be, they are often met with inaction. So activists are ramping up their efforts. Just within the last year, we’ve seen people chain themselves to banks, throw mashed potatoes at a Monet painting, shut down highways, and even glue themselves to museum walls, all in the name of climate justice. Those actions went viral and really seemed to strike a nerve. How did we end up here? Guest host Kathleen Davis talks with Dr. Dana Fisher, professor of sociology at the University of Maryland College Park, about the state of climate activism and the tactics at play.
Recasting The Climate Movement In ‘How To Blow Up A Pipeline’
Climate activism is getting the big screen treatment this spring, with the new film “How to Blow Up a Pipeline.” This action-packed heist film follows a group of young climate activists, disillusioned by the slow pace of climate action, who decide to take drastic action in the name of the climate. What follows is a tense ‘will they-won’t they’ story set in Texas oil country. The name of this movie comes from a 2021 nonfiction book by Andreas Malm. That book is a manifesto that argues that property damage and sabotage is the only way forward for climate activism. The movie features characters who struggle with this question, and whether there’s a different way to accomplish their climate goals.
Guest host Kathleen Davis speaks with Ariela Barer, who co-wrote, produced, and acted in the film. They chat about bringing this complicated topic to the big screen, and creating characters reflective of the real-life climate movement.
Transcripts for each segment will be available the week after the show airs on sciencefriday.com.
Subscribe to this podcast. Plus, to stay updated on all things science, sign up for Science Friday's newsletters.
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Covering the outer reaches of space to the tiniest microbes in our bodies, Science Friday is the source for entertaining and educational stories about science, technology, and other cool stuff.
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Folge vom 28.04.2023History And Science Of Chickens, Climate Activism, Pipeline Movie. April 28, 2023, Part 1
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Folge vom 22.04.2023Introducing Our New Podcast: Universe Of ArtHow do we use art to process the world around us in ways that science can’t? How are illustrators using their skills to help us understand nature’s most unusual creatures? On Universe of Art, a new podcast from Science Friday, hosted by SciFri producer and art nerd D Peterschmidt, we bring you some of our favorite arts stories from the show, some new ones too, and conversations with the producers who made those segments. We’ll hear from astronomers who integrate space into their artwork, drag performers who bring science into their acts, and many others. Join us for conversations with artists who use science to bring their creations to the next level. Listen to Universe of Art on Apple Podcasts, Spotify, Google Podcasts, Stitcher, TuneIn or your favorite podcasting app. Subscribe to this podcast. Plus, to stay updated on all things science, sign up for Science Friday's newsletters.
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Folge vom 21.04.2023Anesthesia 101, Carbon-Sequestering Poplars, Period Book. April 21, 2023, Part 1An Explosive End For A Massive Rocket This week, SpaceX attempted the first uncrewed orbital test flight of its massive Super Heavy rocket topped with an experimental crew capsule known as Starship. After one aborted launch earlier in the week, the huge rocket successfully lifted off Thursday morning—but minutes later, the Starship component failed to separate from the Super Heavy booster, and the combined rocket stack exploded. While a setback for the team, SpaceX head Elon Musk said that a lot had been learned from the flight, and another test launch would take place in several months. Purbita Saha, senior editor at Popular Science, joins SciFri’s John Dankosky to talk about the launch and other stories from the week in science, including an Earth Day look at water conservation issues across the country and the materials science of Maya plaster. Plus, you can now listen to Science Friday's new arts podcast, Universe of Art. SciFri producer and Universe of Art host D Peterschmidt joins John to give a sneak peak of some of the episodes. Dismantling Myths About Menstruation Saying the phrase “menstrual blood” or or the word “period” can feel almost dirty. That’s because in the western world, people with periods are taught not to discuss this exceedingly normal biological process. Half the world will menstruate at some point in their lives, and yet menstruation remains exceedingly under-studied. Biological anthropologist Kate Clancy dug into the history of menstruation research, and the myriad misconceptions about it, while working on her book “Period: The Real Story of Menstruation.” What she found was a lack of basic understanding of the biological process, from physicians and menstruators alike. Clancy speaks with guest host Maddie Sofia about the misconceptions of a “normal” menstrual cycle, and other persisting period myths. Fighting Climate Change With Genetically Modified Trees Vince Stanley has a saying, which he holds as true in a commercial forest as on a row crop farm: Every acre has a plan. In a wetland he owns in Tattnall County, about 70 miles west of Savannah, downhill from an orderly grove of predictably profitable loblolly pines, he is trying out something new. “Now, look at this guy right here,” Stanley said, pointing out what looked more like a stick in the mud compared to the tupelos growing a few yards away in the deeper water. This stick, surrounded by pin flags and planted about six feet away from its sister, had signs of new life: dark green leaves. “That’s impressive,” Stanley said. And the germ of the new plan for these acres, is something that, until now, Stanley said he didn’t really have. “We’re just leaving this up to Mother Nature,” he said. “So now with Living Carbon, we’ve gone to Option B.” This nascent tree and 10,499 others are at the heart of Option B, what might be the first effort of its kind in the nation: genetically engineered trees planted in a forest. What’s more, these trees are for sale. Read the rest at sciencefriday.com. All You Need To Know About Anesthesia If you’ve ever had surgery, you’ve probably wondered about how anesthesia works, or maybe even lied awake at night anxious about going under. If you’ve ever been there, I’m sure you remember: Right before surgery, you get rolled into the operating room. The anesthesiologist tells you to start counting down from 10. The next thing you know, you’re awake in the recovery room and you don’t remember anything that just happened to you. How exactly did anesthesiologists manage to get you safely into that state and back out again? Guest host John Dankosky talks with Dr. Louise Sun, professor of anesthesiology, perioperative and pain medicine at Stanford University Health and Dr. Gunisha Kaur, anesthesiologist, director of the Human Rights Impact Lab, and medical director of Weill Cornell Center for Human Rights at Weill Cornell Medicine about the basics of how anesthesia works. Subscribe to this podcast. Plus, to stay updated on all things science, sign up for Science Friday's newsletters.
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Folge vom 21.04.2023The Myth of the Alpha Wolf, Cherokee Nation Seed Banks, History of Gender Affirming Care. April 21, 2023, Part 2How We Arrived At Current Standards Of Care For Trans Medicine So far this year, 16 states have moved to restrict or completely ban transgender kids access to gender affirming care. And 17 other states are considering similar laws, a handful even trying to restrict care for adults. This political controversy has drawn increased attention to “Standards of Care,” a set of guidelines written by the World Professional Association for Transgender Health or WPATH. Health professionals are encouraged to consult these guidelines when providing gender affirming care like puberty blockers, hormones and surgery to transgender patients. A new version of the standards were released last fall, sparking controversy. Some conservatives saw the guidelines as making transition too easy, and seized the moment to further restrict transition-related care. Some trans activists and health care providers felt the opposite, seeing the 2022 guidelines as too restrictive, creating unnecessary hurdles to life-saving medicine. How did we get to a point where one document is supposed to shape all of trans medicine? Guest host Maddie Sofia talks with Hil Malatino, Assistant Professor of Women’s, Gender, and Sexuality Studies and Philosophy at Penn State University, to put in perspective the history of gender affirming care. How The Cherokee Nation Is Saving Culturally Significant Seeds Think about your family heirlooms—the most prized items passed down from generation to generation, that tell a story about who you are and where you come from. Did you ever think that seeds could be part of that story? This year, the Cherokee Nation Seed Bank is continuing its program to distribute heirloom seeds to tribal citizens, one that’s been running since 2006. Last year, the Nation distributed almost 10,000 seed packets to citizens across the country in an effort to keep these culturally significant plants from being lost. This year, the Cherokee Nation is sharing seeds for a variety of Cherokee corn, gourds, beans, pumpkins, beads, and native plants and flowers. Guest host John Dankosky talks with Feather Smith, the Cherokee Nation’s ethnobiologist, about how Cherokee heirloom seeds have been cultivated, planted, and preserved over the years. To see an image gallery of the Cherokee Nation heirloom garden, visit sciencefriday.com. The Long Legacy Of The Alpha Wolf Myth Around the 1970s, the world latched onto a catchy new scientific term: alpha wolf. It described the top dog that clawed its way to the top of its pack, and it quickly became a mainstream symbol for power and dominance. The idea of the alpha wolf was debunked almost 25 years ago, but its legacy lives on. Most commonly, it’s found in circles of the internet where men appoint themselves alpha wolf, and also in dog training. Strangely, those two things are connected. Guest host Maddie Sofia explores how science works and how people use it in their everyday lives, whether it’s true or not. And a little about what happens when science goes mainstream. Maddie first talks with Dr. Dave Mech, senior research scientist at the US Geological Survey and founder of the International Wolf Center. His 1970 book “The Wolf: The Ecology and Behavior of an Endangered Species” helped popularize the term “alpha wolf.” But when he discovered that alpha wolves aren’t really real many years later, he tried to right the wrong. Then, Maddie talks with two researchers about how the alpha wolf idea is still around today: Anamarie Johnson, PhD candidate and canine behavior consultant at Arizona State University, and Dr. Lindsay Palmer, social and behavioral scientist who studies the human-animal bond at the University of Massachusetts Chan Medical School. They explore how biases and societal ideas shape science, and connect the dots between alpha wolves, masculinity, and dog training. Transcripts for each segment will be available the week after the show airs on sciencefriday.com. Subscribe to this podcast. Plus, to stay updated on all things science, sign up for Science Friday's newsletters.