Science Magazine Podcast
Weekly podcasts from Science Magazine, the world's leading journal of original scientific research, global news, and commentary.
Episodes
A moon heist, lava fountains, and predicting doomsday
First up on the podcast, freelance science journalist Robin George Andrews describes Japan’s upcoming Martian Moons eXploration mission that will nab a sample from the surface of Mars’s moon Phobos. The material, due back to Earth in 2031, could reveal the origins of this mysterious moon, the past habitability of Mars, or even hints of life itself.
Next on the show, Hawaii’s Kilauea volcano start
Stimulating the brain for women’s health, and the long-term implications of menopausal symptoms
First up on the podcast, Staff Writer Jennie Erin Smith joins host Sarah Crespi to talk about new research on how noninvasive technologies such as transcranial magnetic stimulation are being used in the context of women’s health to tackle everything from postpartum depression to menstrual pain and fertility issues.
Next on the show, we talk with Liisa Galea, Treliving family chair in women’s ment
Studying the changing of AI language inside swarms, how orangutans learn to forage, and an astrophysicist talks about loss
First up on the podcast, Staff Reporter Tom Howarth joins host Sarah Crespi to talk about the language artificial intelligence agents evolve inside their swarms.
Next on the show, producer Elah Feder talks with Revathe Thillaikumar, a behavioral ecologist and postdoctoral fellow at the Max Planck Institute of Animal Behavior. The two discuss the value of social learning as baby orangutans learn
Can ‘assisted migration’ save forests? And the role of philosophy in science
First up on the podcast, as the planet warms and forests burn, can we replant them with new trees that will thrive in the decades ahead? Associate Editor Katie Langin joins host Sarah Crespi to discuss research into “assisted migration” for replenishing forests after wildfires.
Next on the show, Susana Monsó, an associate professor in the Department of Logic, History and Philosophy of Science at
Psychoactive substances helped spur Andean civilization, and breaking barriers to education
First up on the podcast, producer Meagan Cantwell and freelance journalist Andrew Lawler discuss how psychoactive drugs might have shaped culture in pre-Inca Andean societies. They chat about how technical advances and an increasingly open research environment have allowed scientists to detect traces of substances such as vilca, which contains dimethyltryptamine, the psychoactive compound also fo
Sex-reversing frogs, and Europe’s rising rates of a deadly tick-borne disease
First up on the podcast, Senior International Correspondent Richard Stone joins host Sarah Crespi to discuss how climate is pushing the disease-carrying tick Hyalomma marginatum out of its comfort zone. Stone reports from Kosovo, where the tick has long been endemic, on how surveillance can uncover hidden circulation—and help countries prepare before human cases appear.
Next on the show, research
Making drugs in space, the man who fed India, and what narwhals can teach us about changing seas
First up on the podcast, will it ever make economic sense to produce drugs and biomedical supplies in space? Associate Online News Editor Michael Greshko discusses his story on the researchers attempting to make biomanufacturing in space a reality, with News intern Julia Vaz.
Next on the show, producer Kevin McLean chats with Mads Peter Heide-Jørgensen, a professor in the department of birds and
Why tracing cyclosporiasis is so tough, and a digestible probe for the microbiome
First up on the podcast, the News team’s Diverse Voices in Science Journalism interns Mona Patterson and Laura Martín Agudelo join host Sarah Crespi to talk over some of their reporting from the summer. They chat about several stories, including why it’s so difficult to track the food-borne illness cyclosporiasis and a new map for a major highway of the human nervous system.
Check out all of Patt
A vest for blocking cosmic rays, and updates on NIH funding
First up on the podcast, ScienceInsider Editor Jocelyn Kaiser joins host Sarah Crespi for the latest science policy news. The two discuss recent grant cancellations by the U.S. National Institutes of Health and the likelihood that the agency will spend its budget by the end of its fiscal year on 30 September.
Next on the show, crew aboard spacecraft that enter deep space are likely to be exposed
Did meat or fruit give people big brains, and protecting bison diversity using ancient DNA
First up on the podcast, Deputy News Editor Michael Price discusses the history of the North American bison population, its decline, and resurrection—and links to Indigenous cultures. He’s joined by University of California, Santa Cruz evolutionary molecular biologist Beth Shapiro and Greg Wilson, a wildlife ecologist with Parks Canada. They talk about their Science paper on the genetic diversity
AI’s influence on society, measuring muscles, and a Crick biography
First up on the podcast, we catch up with Celina Zhao, a staff reporter for Science’s AI In Science reporting initiative. She talks with host Sarah Crespi about artificial intelligence’s knack for finding legal loopholes and how philosophers are navigating conflicts of interest around advising companies on AI.
Next on the show, it’s hard to figure out how much force a muscle is exerting without s
Death in a gene-editing trial, and insect larvae surviving in deep waters
First up on the podcast, freelance science journalist Brendan Borrell talks about his work reporting on the previously undisclosed death of a 6-year-old girl in a gene-editing clinical trial in China and the reasons her parents came forward.
This story was produced in collaboration with Retraction Watch and supported by the Science Fund for Investigative Reporting.
Next on the show, Producer Mea
Health care in Malawi after USAID’s end, and a rocky exoplanet with an atmosphere
First up on the podcast, we continue our coverage of the fallout from cuts to the U.S. Agency for International Development (USAID), this time focusing on how one of the largest recipients of aid is coping 18 months later. Contributing Correspondent Catherine Offord talks about her trip to Malawi and the efforts to strengthen their health infrastructure in the wake of funding shocks.
Next on the
Owl wars and the immune system’s memory
First up on the podcast, Contributing Correspondent Warren Cornwall goes on an owl hunt in the woods of Northern California. After surviving logging and habitat destruction in the 1990s, the endangered Northern spotted owl has put conservationists in a bind: In order to protect the spotted owl, the only solution may be shooting barred owls.
Next on the show, looking back at the first 10 years of
How Antarctica got its ice sheets, and what happens when geopolitical relationships turn chilly in the Arctic
First up on the podcast, relationships turn chilly in the polar research haven of Svalbard in Norway. Senior International Correspondent Richard Stone joins host Sarah Crespi to discuss the impacts of geopolitical shifts on the scientific output of this region so important to the study of climate change.
Next on the show, producer Meagan Cantwell talks with Thomas Gernon, a geologist at the Unive
Cracking color vision, U.S. science policy changes, and a trailblazing biography
First up on the podcast, ScienceInsider editor Jocelyn Kaiser joins host Sarah Crespi to discuss big policy stories from the past month, including a proposal from President Donald Trump’s administration to increase the involvement of politicians in grantmaking.
Next on the show, Science Senior Editor Michael Funk joins to discuss a trio of papers on the light-detecting proteins responsible for co
An electronic nose that detects spoiled chicken, and wolves make a spectacular comeback in Europe
First up on the podcast, wrangling wolves in Europe. After near extermination in much of the continent, wolf numbers have surged up to about 20,000 individuals. Contributing Correspondent Gretchen Vogel joins podcast host Sarah Crespi to discuss the conflicts that have risen as the wolf population grows.
Next on the show, Ph.D. student Carla Bassil talks about designing an e-nose that can hone in
How childhood environments shape the brain, and how susceptible is the Atlantic Ocean’s current to climate change?
First up on the podcast, producer Kevin McLean talks with Staff Writer Paul Voosen about the latest on the Atlantic Meridional Overturning Circulation, or AMOC. Researchers have long been concerned that global warming could cause a collapse in the AMOC, which would trigger dramatic cooling in Northern Europe. But recent data and models suggest the AMOC may be more resilient than previously thought
Will AI replace astronomers, how healthy are ultraprocessed foods, and a peek behind the scenes of ‘The Normals’
First up on the podcast, freelance science journalist Joshua Sokol talks about the intense discussion happening in the astrophysics community as artificial intelligence and machine learning become increasingly powerful—could “astronomer” stop being a job one day?
Next on the show, as the Trump administration makes moves to regulate ultraprocessed foods, host Sarah Crespi talks with Faidon Magkos,
Disembodied human brains, immortal bits of sea cucumber, and fame in Galileo’s time
First up on the podcast, a company is using whole brains—maintained with specialized life support—to study new drugs. Freelance science journalist Sara Reardon joins host Sarah Crespi to talk about the advantages and ethical considerations of keeping brains intact but inactive.
Next on the show, when some lizards lose their tails, they might regenerate new ones. But what happens to the old tail?
USAID cuts linked to violence, unexpected parallels between humans and bacteria, and how to rule the world
First up on the podcast, Senior International Correspondent Richard Stone joins host Sarah Crespi to discuss the surprising commonalities between our immune systems and the tools bacteria use to defend themselves against viruses. These unexpected parallels have become rich ground for researchers investigating new molecular biology tools and model systems for immune research.
Next on the show, Dom
Fighting deepfakes, and using bacteria to deliver medicine inside the body
First up on the podcast, Meagan Cantwell produced a segment with Contributing Correspondent Kai Kupferschmidt on the fight against deepfakes. Kupferschmidt talks with Hany Farid, professor at the University of California, Berkeley, about the never-ending battle against fake imagery and why Farid is not giving up.
Next on the show, building a tough, bio-compatible capsule for engineered bacteria.
A team effort to save a giant fish, the power of moonlight, and how scientists can navigate a tough political environment
First up on the podcast, along Brazil’s Juruá River, local residents have been working with scientists to manage a giant fish called the arapaima—affecting the land, the people, and the economy. Contributing Correspondent Warren Cornwall joins host Sarah Crespi to talk about this collaborative effort.
Next on the show, how moonlight affects nocturnal animals. Carlos Camacho, a researcher at the D
Watching a spiders’ heart beat, epigenetic ethics, and what science biographies reveal about fame
First up on the podcast, Online News Editor David Grimm shares a batch of fun stories with podcast host Sarah Crespi—from spider hearts racing when traffic gets loud to a disease-preventing house. Staff Writer Adrian Cho hops in to help discuss the possibility of black holes without singularities at their center.
Next on the show, epigenetics has become a hot topic in pop science but the ethical
Cleaning up uranium mining, and how the heart avoids cancer
First up on the podcast, freelance science and environmental journalist Quentin Septer joins host Sarah Crespi to talk about a controversial uranium mine getting fast-tracked in South Dakota. Septer chatted with locals, scientists, and regulators to learn more about the geology of the region and the promise of cleanup after the miners go home.
Next on the show, looking at cells that don’t get ca
The normals | Episode 3
The final of a three-part limited Science Podcast series that looks at the history of normal human subjects in research
In episode two, we heard what happened to the normals program after church volunteers came to the U.S. National Institutes of Health’s Clinical Center—and were surprisingly happy despite going through sometimes-painful procedures. In the decades to follow, the program got bigger
How to keep quantum computers cool, whether prediction markets harm public health, and podcasting on podcasting
First up on the podcast, quantum computers require extremely low temperatures—less than 1°C away from absolute zero. But getting down to those temperatures has usually required dilution fridges using the extremely rare and increasingly expensive isotope helium-3. Freelance science journalist Zack Savitsky joins host Sarah Crespi to discuss up-and-coming technologies that can drive down temperature
The Normals | Episode 2
Last time on The Normals, we learned that in the 1950s, the National Institutes of Health (NIH) wanted to recruit many healthy volunteers for basic research. Two peace churches, the Mennonites and the Church of the Brethren, had an excess of healthy human volunteers. The “Normals” recruited from these Anabaptist churches were surprisingly happy, even as they went through sometimes painful procedur
A chimpanzee ‘civil war,’ and NASA plans for nuclear propulsion
First up on the podcast, freelance science journalist Hannah Richter joins host Sarah Crespi to discuss NASA’s plans to send a nuclear-powered spacecraft to Mars in less than 3 years. Having not launched a fission reactor to space in more than 60 years, the organization faces many technical and bureaucratic hurdles to make that deadline.
Next on the show, Aaron Sandel, associate professor in the
The Normals | Episode 1
How do we know what's normal in a person? In the early 1950s, the National Institutes of Health (NIH) set out to do something unprecedented. It wanted to start studying normal humans on a grand scale. It had pretty much everything in place: It had the building, it had recruited all of these amazing researchers—it was the healthy human bodies NIH didn't have. How do we know what’s normal in a perso
Resolving the dispute over the speed of the expanding universe, and seeking new drug targets for cognitive dysfunction
First up on the podcast, a new path to calculating the Hubble constant. This value for the universe’s speed of expansion is typically determined in one of two ways, one favored by cosmologists, the other by astronomers. But the resulting values from these methods are consistently different. Staff Writer Daniel Clery joins host Sarah Crespi to discuss how reappearing bursts from deep space, lensed
Resurrection plants, Project Hail Mary, and the trouble with sycophantic AI
First up on the podcast, Deputy News Editor Martin Enserink talks about so-called resurrection plants. These specialized plants can survive up to 95% water loss, whereas most plants struggle when their water levels dip below 60%. We also hear from Jill Farrant, a professor of molecular and cell biology at the University of Cape Town, about her work dissecting the desiccation survival pathways in r
Rethinking the peopling of the Americas, and the best ways to get groundwater back
First up on the podcast, we discuss a finding that’s likely to reignite debate over how humans first spread through the Americas. In the late 1990s, a site in southern Chile called Monte Verde forced archaeologists to adjust their views of the peopling of South America because it dated to about 14,500 years before present, which challenged the prevailing idea of when human inhabitants appeared on
What Alaska’s eroding coastline says about Earth’s future, and how Yellowstone ravens use their smarts to find wolf kills
First up on the podcast, freelance journalist Evan Howell traveled to Cape Blossom, Alaska, where the receding coastline has revealed an ancient trove of glacial ice that may have survived for 350,000 years—making it the oldest ice in the Northern Hemisphere. Now researchers just need to figure out how to date it.
Next on the show, tracking wolves and ravens in Yellowstone National Park shows the
An alleged nuclear blast may reignite weapons testing, and who owns the Moon
First up on the podcast, a peek into the roiling seas of U.S. science policy.
ScienceInsider Editor Jocelyn Kaiser talks about shifting leadership at the National Science Foundation and the Centers for Disease Control and Prevention as well as a dip in funding rates by the National Institutes of Health.
Staff Writer Robert F. Service covers proposed restrictions on access by international
Tropical birds’ ‘silent spring,’ and mapping people’s brains during surgery
First up on the podcast, producer Meagan Cantwell talks to Contributing Correspondent Warren Cornwall about his visit to Brazil, where he observed firsthand what it takes for researchers to understand why bird populations in the Amazon and beyond are shrinking.
Next on the show, Raouf Belkhir, an M.D.-Ph.D. student at the University of Pittsburgh School of Medicine and Carnegie Mellon University,
Matching sounds to shapes, and stories from the AAAS annual meeting
First up on the podcast, Newsletter Editor Christie Wilcox, Associate Online News Editor Michael Greshko, and intern Perri Thaler share their experiences from the AAAS annual meeting in Phoenix.
Christie recorded on location with David Rand regarding his prize-winning Science paper on using a large language model to combat conspiracy theories. Check out the live version of his team’s Debunk Bot.
Building better working dogs, and watching a black hole form
First up on the podcast, more than half of all dogs going through service animal training don’t make it to graduation. Producer Kevin McLean journeys with Online News Editor David Grimm to Canine Companions, one of the biggest organizations in the United States for training working dogs. At the facility, they meet puppies in preparation and learn about the behavioral testing and genetics that coul
Engineering safer football helmets, and the science behind drug overdoses
First up on the podcast, host Sarah Crespi and Staff Writer Adrian Cho talk football and the latest science behind helmets engineered to reduce head injuries. Have better materials and testing led to fewer concussions and chronic traumatic encephalopathy in players?
Next on the show, more than 100,000 people die from opioid overdoses in North America per year. Although much study has gone into ad
Shielding astronauts from cosmic rays, and planning the end of fossil fuels
First up on the podcast, how do we protect astronauts when they leave the shelter of Earth’s protective magnetic fields and face the slow, constant bombardment of space radiation? Freelance science journalist Elie Dolgin joins host Sarah Crespi to discuss what we know about the damage from high-velocity particles and the research being done to curb their biological toll.
Next on the show, modelin
Tracking falling space debris via sonic booms, and getting drunk off your own microbes
First up with Jennie Erin Smith, Science’s new senior biomedicine reporter, we delve into: autobrewery syndrome, when microbes inside the human gut make too much alcohol; how doctors can use a public repository, the Mexican Biobank, to guide patient care; and preliminary findings that surgery on the brain’s plumbing shows promise for Alzheimer’s disease.
Next on the show, it’s tough to calculate
Reversing ecological destruction in the Galápagos, and finally mapping Antarctica’s surface
First up on the podcast, freelance science journalist Sofia Quaglia talks about her visit to the Galápagos archipelago and how researchers there are working to restore the islands to their former ecological glory.
*Note this episode has been updated to reflect that the Ecuadorian government is not responsible for primarily funding these efforts.
Next on the show, Antarctica’s deep ice coating o
The real da Vinci code, and the world’s oldest poison arrows
First up on the podcast, scholars are on a quest to find Leonardo da Vinci’s DNA. With no direct descendants, the hunt involves sampling the famous polymath’s papers, paintings, and distant cousins. Contributing Correspondent Richard Stone talks with host Sarah Crespi about what researchers hope to learn from Leonardo’s genes and the new field of “arteomics.”
Next on the show, new evidence for po
Looking for continents on exoplanets, and math is hard for mathematicians, too
First up on the podcast, the best images of exoplanets right now are basically bright dots. We can’t see possible continents, potential oceans, or even varying colors. To improve our view, scientists are proposing a faraway fleet of telescopes that would use light bent by the Sun’s gravity to magnify a distant exoplanet. Staff Writer Daniel Clery joins host Sarah Crespi to discuss where to aim suc
This year’s biggest breakthrough and top news stories
First up on the podcast, Online News Editor David Grimm joins host Sarah Crespi to talk about this year’s best online news stories—top performers and staff picks alike. Together they journey the scientific gamut, from bird feeders’ influence on hummingbird beak evolution to the use of “artificial spacetimes” to guide tiny robots through their environments.
Next on the show, a discussion of this y
Hunting asteroids from space, and talking to pollinators with heat
First up on the podcast, we’ve likely only found about half the so-called city-killer asteroids (objects more than 140 meters in diameter). Freelance science journalist Robin George Andrews joins host Sarah Crespi to discuss the upcoming launch of NASA’s Near-Earth Object Surveyor, an asteroid hunter that will improve our ability to look for large objects that might crash into Earth, particularly
Grappling with declining populations, and the future of quantum mechanics
First up on the podcast, Science celebrates 100 years of quantum mechanics with a special issue covering the past, present, and future of the field. News Contributing Correspondent Zack Savitsky joins host Sarah Crespi to talk about a more philosophical approach to quantum physics and the mysterious measurement problem.
Next on the show we have Anne Goujon, program director at the International I
When we’ll hit peak carbon emissions, and macaques that keep the beat
First up on the podcast, when will the world hit peak carbon emissions? It’s not an easy question to answer because emissions cannot be directly measured in real time. Instead, there are proxies, satellite measures, and many, many calculations. Staff Writer Paul Voosen joins host Sarah Crespi to discuss how close we are to the top of carbon mountain and the tough road to come after the peak passes
A headless mystery, and a deep dive on dog research
First up on the podcast: the mysterious fate of Europe’s Neolithic farmers. They arrived from Anatolia around 5500 B.C.E. and began farming fertile land across Europe. Five hundred years later, their buildings, cemeteries, and pottery stopped showing up in the archaeological record, and mass graves with headless bodies started to appear across the continent. Contributing Correspondent Andrew Curry
Solving the ‘golfer’s curse’ and using space as a heat sink
First up on the podcast, Online News Editor David Grimm joins host Sarah Crespi for a rundown of online news stories. They talk about lichen that dine on dino bones, the physics of the lip-out problem in golf, and a brain-computer interface that can decode a tonal language (Chinese) from brain waves.
Next on the show, Jeremy Munday, a professor of electrical and computer engineering at University
Understanding early Amazon communities and saving the endangered pocket mouse
First up on the podcast, Contributing Correspondent Sofia Moutinho visited the Xingu Indigenous territory in Brazil to learn about a long-standing collaboration between scientists and the Kuikuro to better understand early Amazon communities.
Next on the show, we visit the Pacific pocket mouse recovery program at the San Diego Zoo Wildlife Alliance to talk with researchers about the tricky proces
Detecting the acidity of the ocean with sound, the role of lead in human evolution, and how the universe ends
First up on the podcast, increased carbon dioxide emissions sink more acidity into the ocean, but checking pH all over the world, up and down the water column, is incredibly challenging. Staff Writer Paul Voosen joins host Sarah Crespi to discuss a technique that takes advantage of how sound moves through the water to detect ocean acidification.
Next on the show, we visit the lab of University of
The contagious buzz of bumble bee positivity, and when snow crabs vanish
First up on the podcast, the Bering Sea’s snow crabs are bouncing back after a 50-billion-crab die-off in 2020, but scientists are racing to predict what’s going to happen to this important fishery. Contributing Correspondent Warren Cornwall joins host Sarah Crespi to discuss what’s next for snow crabs.
Next on the show, freelance producer Elah Feder talks with Fei Peng, a professor in the depart
Hunting ancient viruses in the Arctic, and how ants build their nests to fight disease
First up on the podcast, Contributing Correspondent Kai Kupferschmidt takes a trip to Svalbard, an Arctic archipelago where ancient RNA viruses may lie buried in the permafrost. He talks with host Sarah Crespi about why we only have 100 years of evolutionary history for viruses such as coronavirus and influenza, and what we can learn by looking deeper back in time.
Next on the show, Nathalie Stro
How birds reacted to a solar eclipse, and keeping wildfire smoke out of wine
First up on the podcast, producer Kevin McLean talks with Associate Online News Editor Michael Greshko about the impact of wildfires on wine; a couple horse stories, one modern, one ancient; and why educators are racing to archive government materials.
Next on the show, research that took advantage of a natural experiment in unnatural lighting. Host Sarah Crespi talks with Ph.D. student Liz Ag
A new generation of radiotherapies for cancer, and why we sigh
First up on the podcast, Staff Writer Robert F. Service joins host Sarah Crespi to talk about a boom in nuclear medicine, from new and more powerful radioisotopes to improved precision in cancer cell targeting.
Next on the show, we talk about why we sigh. Maria Clara Novaes-Silva, a doctoral student at ETH Zürich, discusses how deep breaths cause minute rearrangements at the special interface
Salty permafrost’s role in Arctic melting, the promise of continuous protein monitoring, and death in the ancient world
First up on the podcast, Science News Editor Tim Appenzeller joins host Sarah Crespi to discuss why a salty layer of permafrost undergirding Arctic ice is turning frozen landscapes into boggy morasses.
Next on the show, glucose isn’t the only molecule in the body that can be monitored in real time; proteins can be, too. Freelancer producer Zakiya Whatley talks with Jane Donnelly, an MD/Ph.D. c
Protecting newborns from an invisible killer, the rise of drones for farming, and a Druid mystery
First up on the podcast, freelance science journalist Leslie Roberts joins host Sarah Crespi to talk about the long journey to a vaccine for group B streptococcus, a microbe that sickens 400,000 babies a year and kills at least 91,000.
Next on the show, there are about 250,000 agricultural drones employed on farms in China. Countries such as South Korea, Turkey, and Thailand are swiftly increasin
An aggressive cancer’s loophole, and a massive field of hydrogen beneath the ocean floor
First up on the podcast, aggressive tumors have a secret cache of DNA that may help them beat current drug treatments. Freelance journalist Elie Dolgin joins host Sarah Crespi to talk about targeting so-called extrachromosomal DNA—little gene-bearing loops of DNA—that help difficult-to-treat cancers break the laws of inheritance.
Next on the show, producer Meagan Cantwell talks with Weidong Sun
Finding HIV’s last bastion in the body, and playing the violin like a cricket
First up on the podcast, despite so many advances in treatment, HIV drugs can suppress the virus but can’t cure the infection. Where does suppressed HIV hide within the body? Staff Writer Jon Cohen joins host Sarah Crespi to talk about the Last Gift Study, in which people with HIV donate their bodies for rapid autopsy to help find the last reservoirs of the virus.
Next on the show, Christine E
A mother lode of Mexican mammoths, how water pollution enters the air, and a book on playing dead
First up on the podcast, Staff Writer Rodrigo Pérez Ortega joins host Sarah Crespi to talk about a megafauna megafind that rivals the La Brea Tar Pits. In addition to revealing tens of thousands of bones from everything from dire wolves to an ancient human, the site has yielded the first DNA from ammoths that lived in a warm climate.
Next on the show, the Tijuana River crosses the U.S.-Mexi
New insights into endometriosis, and mapping dengue in Latin America
First up on the podcast, Staff Writer Meredith Wadman joins host Sarah Crespi to discuss recent advances in understanding endometriosis—a disease where tissue that resembles the lining of the uterus grows outside the uterus, causing pain and other health effects. The pair talk about how investigating the role of the immune system in this disease is leading researchers to new potential diagnostic t
Why chatbots lie, and can synthetic organs and AI replace animal testing?
First up on the podcast, producer Meagan Cantwell and Contributing Correspondent Sara Reardon discuss alternative approaches to animal testing, from a heart on a chip to a miniorgan in a dish.
Next on the show, Expert Voices columnist Melanie Mitchell and host Sarah Crespi dig into AI lies. Why do chatbots fabricate answers and pretend to do math? Mitchell describes the stress tests large lan
Why anteaters keep evolving, and how giant whales get enough food to live
First up on the podcast, Online News Editor David Grimm brings stories on peacock feathers’ ability to emit laser light, how anteaters have evolved at least 12 times, and why we should be thanking ketchup for our French fries.
Next on the show, rorqual whales, such as the massive blue whale, use a lunging strategy to fill their monster maws with seawater and prey, then filter out the tasty par
Wartime science in Ukraine, what Neanderthals really ate, and visiting the city of the dead
First up on the podcast, Contributing Correspondent Richard Stone joins host Sarah Crespi to talk about the toll of the ongoing conflict in Ukraine and how researchers have been mobilized to help the war effort. In June, Stone visited the basement labs where Ukrainian students modify off-the-shelf drones for war fighting and the facilities where biomedical researchers develop implants and bandages
Robots that eat other robots, and an ancient hot spot of early human relatives
First up on the podcast, South Africa’s Cradle of Humankind is home to the world’s greatest concentration of ancestral human remains, including our own genus, Homo, Australopithecus, and a more robust hominin called Paranthropus. Proving they were there at the same time is challenging, but new fossil evidence seems to point to coexistence. Producer Kevin McLean discusses what a multihominin landsc
Studying a shark-haunted island, and upgrading our microbiomes with engineered bacteria
First up on the podcast, Réunion Island had a shark attack crisis in
2011 and closed its beaches for more than a decade. Former News Intern Alexa Robles-Gil joins host Sarah Crespi to talk about how researchers have used that time to study the island’s shark populations and test techniques for preventing attacks, in the hopes of protecting lives and reopening the island’s shores.
Next on the
A tardi party for the ScienceAdviser newsletter, and sled dog genomes
First up on the podcast, Newsletter Editor Christie Wilcox joins host Sarah Crespi to celebrate the 2-year anniversary of ScienceAdviser with many stories about the amazing water bear. They also discuss links between climate change, melting glaciers, and earthquakes in the Alps, as well as what is probably the first edible laser.
Next on the show, freelance producer Elah Feder talks with Tati
Losing years of progress against HIV, and farming plastic on Mars
First up on the podcast, U.S. aid helped two African countries rein in HIV. Then came President Donald Trump. Senior News Correspondent Jon Cohen talks with producer Kevin McLean about how in Lesotho and Eswatini, treatment and prevention cutbacks are hitting pregnant people, children, and teens especially hard.
This story is part of a series about the impacts of U.S. funding cuts on global h
Will your family turn you into a chatbot after you die? Plus, synthetic squid skin, and the sway of matriarchs in ancient Anatolia
First up on the podcast, Contributing Correspondent Andrew Curry joins host Sarah Crespi to discuss a pair of Science papers on kinship and culture in Neolithic Anatolia. The researchers used ancient DNA and isotopes from 8000 to 9000 years ago to show how maternal lines were important in Çatalhöyük culture.
● E. Yüncü et al., Female lineages and changing kinship patterns in Neolithic Çatal
How effective are plastic bag bans? And a whole new way to do astronomy
First up on the podcast, the Vera C. Rubin Observatory is just coming online, and once fully operational, it will take a snapshot of the entire southern sky every 3 days. Producer Meagan Cantwell guides us through Staff Writer Daniel Clery’s trip to the site of the largest camera ever made for astronomy.
Next on the show, probing the impact of plastic bag regulations. Environmental economist A
Why peanut allergy is so common and hot forests as test beds for climate change
First up on the podcast, Staff Writer Erik Stokstad talks with host Sarah Crespi about how scientists are probing the world’s hottest forests to better understand how plants will cope with climate change. His story
is part of a special issue on plants and heat, which includes reviews and perspectives on the fate of plants in a warming world.
Next on the show, “convergent” antibodies may under
Farming maize in ice age Michigan, predicting the future climate of cities, and our host takes a quiz on the sounds of science
First up on the podcast, we hear from Staff Writer Paul Voosen about the tricky problem of regional climate prediction. Although global climate change models have held up for the most part, predicting what will happen at smaller scales, such as the level of a city, is proving a stubborn challenge. Just increasing the resolution of global models requires intense computing power, so researchers and
Tickling in review, spores in the stratosphere, and longevity research
First up on the podcast, Online News Editor Michael Greshko joins host Sarah Crespi to talk about stories set high above our heads. They discuss capturing fungal spores high in the stratosphere, the debate over signs of
life on the exoplanet K2-18b, and a Chinese contender for world’s oldest star catalog.
Next on the show, a look into long-standing questions
on why and how our bodies respond t
Strange metals and our own personal ‘oxidation fields’
First up on the podcast, freelance journalist Zack Savitsky joins host Sarah Crespi to talk about the strange metal state. Physicists are probing the
behavior of electrons in these materials, which appear to behave like a thick soup rather than discrete charged particles. Many suspect insights into strange metals might lead to the creation of room-temperature superconductors, highly desired materi
A horse science roundup and using dubious brain scans as evidence of crimes
First up on the podcast, freelance journalist Jonathan Moens talks with host Sarah Crespi about a forensic test called brain electrical oscillation signature (BEOS) profiling, which police in India are using along with other techniques to try to tell whether a suspect participated in a crime, despite these technologies’ extremely shaky scientific grounding.
Next on the show, scientists have re
Analyzing music from ancient Greece and Rome, and the 100 days that shook science
First up on the podcast, producer Meagan Cantwell worked with the Science News team to review how the first 100 days of President
Donald Trump’s administration have impacted science. In the segment, originally produced for video, we hear about how the workforce, biomedical research, and global health initiatives all face widespread, perhaps permanent damage, with News staffers David Malakoff, Joce
Tales from an Italian crypt, and the science behind ‘dad bods’
First up on the podcast, Contributing Correspondent Andrew Curry talks with host Sarah Crespi about his visit to 17th century crypts under an old hospital in Italy. Researchers are examining tooth plaque, bone lesions, and mummified brains to learn more about the health, diet, and drug habits of Milan’s working poor 400 years ago.
Next on the show, a mechanism for driving growth in fat stores wi
A caterpillar that haunts spiderwebs, solving the last riddles of a famed friar, and a new book series
First up on the podcast, bringing Gregor Mendel’s peas into the 21st century. Back in the 19th century Mendel, a friar and naturalist, tracked traits in peas such as flower color and shape over many generations. He used these observations to identify basic concepts about inheritance such as recessive and dominant traits. Staff Writer Erik Stokstad talks with host Sarah Crespi about the difficulty
Linking cat domestication to ancient cult sacrifices, and watching aurorae wander
First up on the podcast, Online News Editor David Grimm joins host Sarah Crespi to talk about how an Egyptian cult that killed cats may have also tamed them.
Next on the show, we hear about when the aurorae wandered. About 41,000 years ago, Earth’s magnetic poles took an excursion. They began to move equatorward and decreased in strength to one-tenth their modern levels. Agnit Mukhopadhyay, a re
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