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PODCAST

Science Magazine Podcast

Science Magazine

Weekly podcasts from Science Magazine, the world"s leading journal of original scientific research, global news, and commentary.

science news commentary

All Episodes

29:11

Testing planetary defenses against asteroids, and...

Science Magazine Podcast ·

2022/09/15

On this week’s show: NASA’s unprecedented asteroid-deflection mission, and making storage space for fresh water underground in Bangladesh First up on the podcast this week, News Intern Zack Savitsky joins host Sarah Crespi to talk about the upcoming NASA mission, dubbed the Double Asteroid Redirection Test, that aims to ram a vending machine–size spacecraft into an asteroid and test out ideas about planetary defense. Also this week, Sarah talks with Mohammad Shamsudduha, an associate professor in

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26:02

Why the fight against malaria has stalled in southern...

Science Magazine Podcast ·

2022/09/08

On this week’s show: After years of steep declines, researchers are investigating why malaria deaths have plateaued, and testing the stability of biosignatures in space First up on the podcast this week, freelance science journalist Leslie Roberts joins host Sarah Crespi to discuss why malaria deaths have plateaued in southern Africa, despite years of declines in deaths and billions of dollars spent. Leslie visited Mozambique on a global reporting grant from the Pulitzer Center where researchers

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42:14

Using free-floating DNA to find soldiers’ remains,...

Science Magazine Podcast ·

2022/09/01

On this week’s show: The U.S. government is partnering with academics to speed up the search for more than 80,000 soldiers who went missing in action, and how humans create their own “oxidation zone” in the air around them First up on the podcast this week, Tess Joosse is a former news intern here at Science and is now a freelance science journalist based in Madison, Wisconsin. Tess talks with host Sarah Crespi about attempts to use environmental DNA—free-floating DNA in soil or water—to help

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36:35

Chasing Arctic cyclones, brain coordination in REM...

Science Magazine Podcast ·

2022/08/25

On this week’s show: Monitoring summer cyclones in the Arctic, how eye movements during sleep may reflect movements in dreams, and the latest in our series of books on the science of food and agriculture. First up on the podcast this week, Deputy News Editor Eric Hand joins host Sarah Crespi to discuss the first airborne campaign to study summer cyclones over the Arctic and what the data could reveal about puzzling air-ice interactions. Next on the show, Sarah talks with Yuta Senzai, a

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27:18

Monitoring a nearby star’s midlife crisis, and the...

Science Magazine Podcast ·

2022/08/18

On this week’s show: An analog to the Maunder Minimum, when the Sun’s spots largely disappeared 400 years ago, and measuring the energy it takes to chew gum We have known about our Sun’s spots for centuries, and tracking this activity over time revealed an 11-year solar cycle with predictable highs and lows. But sometimes these cycles just seem to stop, such as in the Maunder Minimum—a 70-year period from 1645 to 1715 with little or no sunspot activity. News Intern Zack Savitsky joins host Sarah

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25:58

Cougars caught killing donkeys in Death Valley, and...

Science Magazine Podcast ·

2022/08/11

On this week’s show: Predators may be indirectly protecting Death Valley wetlands, and mapping odorant receptors First up this week on the podcast, News Intern Katherine Irving joins host Sarah Crespi to talk about the first photos of cougars killing feral donkeys in Death Valley National Park. They also discuss the implications for native animals such as big horn sheep, and plans to remove donkeys from the park. Also this week on the show, Paul Feinstein, professor of biology in the department

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26:38

Invasive grasses get help from fire, and a global map...

Science Magazine Podcast ·

2022/08/04

On this week’s show: A special issue on grass, and revealing hot spots of ant diversity This week’s special issue on grasses mainly focuses on the importance of these plants in climate change, in ecosystems, on land, and in the water. But for the podcast, Contributing Correspondent Warren Cornwall joins host Sarah Crespi to talk about their dark side: invasive grasses that feed fires and transform ecosystems. Also this week on the show, Evan Economo, a professor in the biodiversity and

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41:05

Probing beyond our Solar System, sea pollinators, and...

Science Magazine Podcast ·

2022/07/28

On this week’s show: Plans to push a modern space probe beyond the edge of the Solar System, crustaceans that pollinate seaweed, and the latest in our series of author interviews on food, science, and nutrition After visiting the outer planets in the 1980s, the twin Voyager spacecraft have sent back tantalizing clues about the edge of our Solar System and what lies beyond. Though they may have reached the edge of the Solar System or even passed it, the craft lack the instruments to tell us much

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44:31

Possible fabrications in Alzheimer’s research, and...

Science Magazine Podcast ·

2022/07/21

On this week’s show: Troubling signs of fraud threaten discoveries key to a reigning theory of Alzheimer’s disease, and calculating the saltiness of the ocean on one of Saturn’s moons Investigative journalist Charles Piller joins host Sarah Crespi to discuss signs of fabrication in scores of Alzheimer’s articles brought to light by a neuroscientist whistleblower. Next, researcher Wan Ying Kang talks with Sarah about Saturn’s bizarre moon Enceladus. Kang’s group wrote in Science Advances about

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36:15

The Webb Space Telescope’s first images, and why...

Science Magazine Podcast ·

2022/07/14

On this week’s show: The first images from the James Webb Space Telescope hint at the science to come, and disentangling the itch-scratch cycle After years of delays, the James Webb Space Telescope launched at the end of December 2021. Now, NASA has released a few of the first full-color images captured by the instrument’s enormous mirror. Staff Writer Daniel Clery joins host Sarah Crespi to discuss these first images and what they mean for the future of science from Webb. Next on the podcast,

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33:01

Running out of fuel for fusion, and addressing...

Science Magazine Podcast ·

2022/07/07

On this week’s show: A shortage of tritium fuel may leave fusion energy with an empty tank, and an attempt to improve police responsiveness to violence against women First up this week on the podcast, Staff Writer Daniel Clery talks with host Sarah Crespi about a new hurdle for fusion: not enough fuel. After decades of delays, scientists are almost ready to turn on the first fusion reactor that makes more energy than it uses, but the fast-decaying fuel needed to run the reactor is running

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23:26

Former pirates help study the seas, and waves in the...

Science Magazine Podcast ·

2022/06/30

On this week’s show: A boost in research ships from an unlikely source, and how the 2022 Tonga eruption shook earth, water, and air around the world For decades, the Sea Shepherd Conservation Society caused controversy on the high seas; now it’s turning its patrolling ships into research vessels. Online News Editor David Grimm discusses how this change of heart came about with host Sarah Crespi. Also this week, how atmospheric waves can push tsunamis around the globe. Producer Meagan Cantwell

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45:00

Using waste to fuel airplanes, nature-based climate...

Science Magazine Podcast ·

2022/06/23

On this week’s show: Whether biofuels for planes will become a reality, mitigating climate change by working with nature, and the second installment of our book series on the science of food and agriculture First this week, Science Staff Writer Robert F. Service talks with producer Meagan Cantwell about sustainable aviation fuel, a story included in Science’s special issue on climate change. Researchers have been able to develop this green gas from materials such as municipal garbage and corn

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41:29

A look at Long Covid, and why researchers and police...

Science Magazine Podcast ·

2022/06/16

On this week’s show: Tracing the roots of Long Covid, and an argument against using the same DNA markers for suspects in law enforcement and in research labs for cell lines Two years into the pandemic, we’re still uncertain about the impact of Long Covid on the world—and up to 20% of COVID-19 patients might be at risk. First on the podcast this week, Staff Writer Jennifer Couzin-Frankel joins host Sarah Crespi to share a snapshot of the current state of Long Covid research, particularly what

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32:17

Saving the Spix’s macaw, and protecting the energy grid

Science Magazine Podcast ·

2022/06/09

Two decades after it disappeared in nature, the stunning blue Spix’s macaw will be reintroduced to its forest home, and lessons learned from Texas’s major power crisis in 2021 The Spix’s macaw was first described in scientific literature in 1819—200 years later it was basically poached to extinction in the wild. Now, collectors and conservationists are working together to reintroduce captive-bred birds into their natural habitat in northeastern Brazil. Contributing Correspondent Kai Kupferschmidt

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29:19

The historic Maya’s sophisticated stargazing...

Science Magazine Podcast ·

2022/06/02

On this week’s show: Exploring the historic Maya’s astronomical knowledge and how grasshoppers clone themselves without decreasing their fitness First this week, Science contributing correspondent Joshua Sokol talks with producer Meagan Cantwell about the historic Maya’s sophisticated astronomical knowledge. In recent decades, researchers have set out to understand how city structures relate to astronomical phenomena and decipher ancient texts. Now, collaboration between Western scholars and living

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40:13

Saying farewell to Insight, connecting the microbiome...

Science Magazine Podcast ·

2022/05/26

What we learned from a seismometer on Mars, why it’s so difficult to understand the relationship between our microbes and our brains, and the first in our series of books on the science of food and agriculture First up this week, freelance space journalist Jonathan O’Callaghan joins host Sarah Crespi to discuss the retirement of NASA’s Mars InSight lander. After almost 4 years of measuring quakes on the surface of the Red Planet, the lander’s solar panels are getting too dusty to continue

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43:47

Seeing the Milky Way’s central black hole, and...

Science Magazine Podcast ·

2022/05/19

On this week’s show: The shadow of Milky Way’s giant black hole has been seen for the first time, and bottlenose dolphins recognize each other by signature whistles—and tastes It’s been a few years since the first image of a black hole was published—that of the supermassive black hole at the center of the M87 galaxy came about in 2019. Now, we have a similar image of the black hole at the center of the Milky Way—our very own galaxy. Staff Writer Daniel Clery joins host Sarah Crespi to discuss why

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29:58

Fixing fat bubbles for vaccines, and preventing pain...

Science Magazine Podcast ·

2022/05/12

On this week’s show: Lipid nanoparticles served us well as tiny taxis delivering millions of mRNA vaccines against COVID-19, but they aren’t optimized—yet, and why we might need inflammation to stop chronic pain The messenger RNA payload of the mRNA vaccines against SARS-CoV-2 is wrapped up in little fatty packets called lipid nanoparticles (LNPs). These fat bubbles were originally designed for something much different—carrying molecules into cells to silence genes. But they were useful and we were

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23:57

Staking out the start of the Anthropocene, and why...

Science Magazine Podcast ·

2022/05/05

On this week’s show: Geoscientists eye contenders for where to mark the beginning of the human-dominated geological epoch, and how sunscreen turns into photo toxin We live in the Anthropocene: an era on our planet that is dominated by human activity to such an extent that the evidence is omnipresent in the soil, air, and even water. But how do we mark the start? Science Staff Writer Paul Voosen talks with host Sarah Crespi about how geoscientists are choosing the one place on Earth that best shows

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