There are soooo many options for what to feed your dog or cat, from the cheap stuff at the supermarket to fresh food delivered straight to your door. So what’s the best option? And just how fancy do we need to get to be good pet parents? We ask Prof. Maja Louise Arendt, Dr. Paul Pion and Prof. Marion Nestle. UPDATE 6/1/21: We adjusted the episode to better reflect Paul's opinion about the link between grain-free food, taurine, and heart problems in dogs. Get the transcript here: https://bit.ly/3...
May 27, 2021•38 min•Season 10Ep. 13
We’re heading into a big summer, with more places and — ahem — people opening up. So we’re revisiting one of our favorite episodes about feeling good. Maybe you’ve heard about this magic button in the vagina that can cause amazing orgasms. What’s going on with it? Join us on a hunt for the elusive G spot. Our guides: Prof. Beverly Whipple, who introduced America to the G spot in the 1980s, and Prof. Helen O’Connell, a urologist and expert on female sexual anatomy. Get the transcript here: https:...
May 20, 2021•38 min•Season 10Ep. 12
Today we're telling tales that push life to the ultimate limit. We're bringing things back from the dead, diving into the mysteries of immortality and asking just how much can the human body take? We talk to Rohan Schoeman, Dr. Eduard Argudo, Audrey Mash, Prof. Ferdinando Boero, Prof. Shin Kubota, Dr. Moiya McTier, and Prof. David Howard. UPDATE 5/17/21: An earlier version of this episode said that Nesyamun was scanned using MRI. While David has used MRI to scan vocal tracts in his research, Nes...
May 14, 2021•40 min•Season 10Ep. 11
Today, under cover of darkness, we're hunting buried treasure. This is a wild romp through one of the oldest science experiments in the world. And at first, everything was going to plan. Scientists had a secret map, headlamps, shovels … but then — out of nowhere — something got in the way. We go on this journey with plant biologists Professor Frank Telewski, Dr. Marjorie Weber, and Dr. David Lowry. Check out the transcript here: https://bit.ly/3h4BKMv To see sweet photos of the dig head to our i...
May 06, 2021•34 min•Season 10Ep. 10
Tons of us are spending waaaayyy more time using screens these days — and it’s freaking us out. We’ve got all kinds of worries. Like, is all this screen time rotting kids’ brains? Is social media destroying our mental health? And then there’s our eyes. Our eyes!! Are all these screens ruining them too?! To find out, we speak to psychologist Dr. Brenna Hassinger-Das, communication studies researcher Dr. Natalie Pennington and optical physicist Dr. Maitreyee Roy. Check out the transcript here: htt...
Apr 29, 2021•39 min•Season 10Ep. 9
Back in 2016, U.S. Embassy workers in Cuba were struck by a mysterious noise, followed by symptoms like headaches, dizziness and memory problems. This sent the U.S. scrambling to try to find the culprit. Could it have been an ear-piercing sonic weapon? Or something even sneakier — a device that could beam microwaves into your brain?? We speak to journalist Tim Golden, Prof. Douglas Smith, Prof. Fernando Montealegre-Zapata, Dr. Mitchell Joseph Valdés-Sosa, Prof. Chris Collins, and Prof. Alan Cars...
Apr 22, 2021•41 min•Season 10Ep. 8
REBROADCAST: This episode looks at how one of the worst ideas in science got a big push from a bad study… and intellectuals of the day lapped it up. We speak to science writer Carl Zimmer and Prof. J. David Smith, whose research helped get to the bottom of this messed-up story. Check out the full transcript here: https://bit.ly/3sZ3m8P This episode was produced by Kaitlyn Sawrey, Wendy Zukerman, and Romilla Karnick with help from Meryl Horn, Rose Rimler, Shruti Ravindran and Nick DelRose. We’re ...
Apr 08, 2021•36 min•Season 10Ep. 7
UPDATE 4/13/21: Since this episode published, there has been some evidence linking the Johnson & Johnson coronavirus vaccine to rare blood clots. As of April 13, there were six cases in the U.S. out of more than 6.8 million doses, and one person had died. The CDC and FDA have recommended pausing the vaccine while they learn more. Details are here: https://www.cdc.gov/media/releases/2021/s0413-JJ-vaccine.html Just as coronavirus vaccinations are ramping up, a bunch of new variants are here, t...
Apr 02, 2021•34 min•Season 10Ep. 6
Venomous snakes entranced medieval Europe. And although bites were rare, this didn’t stop 14th century doctors from using everything but the kitchen sink to make snake bite treatments. We’re talking weasels, birds — even the pee of a young man. So was it all for snakes and giggles? Or is there something we’re missing in our treatments today? We speak to medieval animal expert Dr. Kathleen Walker-Meikle. Check out the transcript here: https://bit.ly/3fqzNJp This episode was produced by Taylor Whi...
Mar 30, 2021•6 min•Season 10Ep. 5
Snake venom is a wily beast. It's packed with hundreds of toxins that can attack our blood vessels, muscles and nerves. That's why snake bites kill some 100,000 people each year. On today's show — dangerous snake bites and the bizarre way we make the only thing that can save you from them: antivenom. (Spoiler alert: it takes snake milkers and stables filled with horses.) We'll also look at the groundbreaking research that could eventually revolutionise all this. We speak to Captain Pete Bethune,...
Mar 25, 2021•33 min•Season 10Ep. 4
In 2017, a weird-looking space object called ʻOumuamua whipped past our sun. Now a Harvard scientist is suggesting it miiiight be an alien probe! So we’re revisiting this episode from a few years ago, where we ask: could aliens actually exist? Is there any chance they’ve visited Earth already? We talked to astronomers Dr. Jill Tarter, Dr. Seth Shostak, investigative journalist David Clarke, and physicist Prof. Jim Al Khalili. Check out the transcript here: http://bit.ly/2QlCqSf This episode was ...
Mar 18, 2021•36 min•Season 10Ep. 3
Parts of the U.S. are about to see a surge of cicadas — masses of flying bugs, popping up all over the place. After 17 years underground, a crap ton of Brood X cicadas will emerge for a giant chorusing orgy — and it’s all for sex and drugs. So what does this cicada storm mean for us? Should we be bugging out? We speak to biologist Dr. John Cooley, ecologist Dr. Louie Yang, mycologist Dr. Matt Kasson, and evolutionary biologist Prof. Chris Simon. Check out the transcript right here: http://bit.ly...
Mar 12, 2021•34 min•Season 10Ep. 2
Internet influencers have been pushing “immune boosters” during the pandemic — claiming they’ve got just the pill, berry or brew to rev up our body’s defenses. But is there really a way to boost our immune system? We’re finding out whether these vitamins and supplements truly work as a shield against colds and viruses. We speak to public health Prof. Tim Caulfield, nutrition Prof. Carol Johnston, immunologist Shiv Pillai, and immune aging researcher Niharika Duggal. UPDATE 3/12/21: An earlier ve...
Mar 05, 2021•35 min•Season 10Ep. 1
There are a lot of fads, blogs and strong opinions, but then there’s SCIENCE. Season 10 starts March 4! Learn more about your ad choices. Visit podcastchoices.com/adchoices
Feb 25, 2021•3 min
Butterflies flit through life as the pride and joy of the insect world. But when we saw photos of butterflies swarming the eyes of turtles, we wondered if there was a dark side lurking behind all those flashy colors. Assistant Professor of Biology Chandreyee Mitra lets us in on these butterfly secrets. Here’s a link to our transcript: https://bit.ly/36osuwx This episode was produced by Nick DelRose with help from Wendy Zukerman, Meryl Horn, Michelle Dang, Rose Rimler, and Taylor White. We’re edi...
Jan 28, 2021•7 min•Season 9Ep. 17
This week, we’re sharing an episode of Coronavirus: Fact Vs. Fiction, a podcast from CNN. This episode is The Hunt for Disease X: As human activity ventures further into the wilderness, scientists believe more diseases will emerge. CNN Senior International Correspondent Sam Kiley takes Dr. Sanjay Gupta on a journey deep into the rainforests of the Democratic Republic of the Congo, where the hunt for the next pandemic pathogen continues. Coronavirus: Fact vs. Fiction is a production of CNN Audio....
Jan 21, 2021•19 min•Season 9Ep. 16
Magic mushrooms have hit the headlines, with people saying that shrooms cured their depression and anxiety. But is this for real? How can taking a trip on psychedelics fix your brain? Today, magic mushrooms ditch their tie dye for a lab coat as we go on a magical journey into the science. We talk to clinical psychologists Dr. Alan Davis and Dr. Albert Garcia-Romeu, and neuropsychologist Dr. Katrin Preller. Here’s a link to our transcript: https://bit.ly/37Th8QX This episode does deal with depres...
Dec 10, 2020•38 min•Season 9Ep. 15
MINI EPISODE! Tons of new science means fresh answers on a few things that really freaked us out at the start of the pandemic: coronavirus on surfaces; ibuprofen and Covid-19; and getting Covid twice. Link to transcript: https://bit.ly/3lXu6Ca This episode was produced by Rose Rimler, Nick DelRose, and Wendy Zukerman with help from Michelle Dang and Hannah Harris Green. We’re edited by Blythe Terrell with help from Caitlin Kenney. Fact checking by Diane Kelly. Mix and sound design by Peter Leona...
Dec 07, 2020•8 min•Season 9Ep. 14
There’s a ton of hoopla over these new coronavirus vaccines. But given that they’ve been produced at warp speed — can we trust them? We also find out what’s going on with “long haulers.” How common is it to be sick for months from Covid-19? Plus, fresh new science about why some young people land in the hospital. We talk to Dr. Katy Stephenson, Dr. Alexander Hoischen, Dr. Jeffrey Siegelman, and Prof. Tim Spector. Link to transcript: https://bit.ly/37vYvT3 This episode was produced by Rose Rimler...
Dec 03, 2020•33 min•Season 9Ep. 13
When a deadly pig virus hit Cuba in 1971, some claimed the CIA was behind it all. But could it be true? In part two of our investigation into the outbreak, we finally hear directly from the CIA — and get to the bottom of what happened. In this episode: ex-CIA Brian Latell, journalist Drew Fetherston, Professor Mary-Louise Penrith and Professor José Manuel Sánchez-Vizcaíno. Please fill out our Science Vs survey! Link here: https://blythet.typeform.com/to/Z7YOM2QM New to the show? Some of our fave...
Nov 19, 2020•33 min•Season 9Ep. 12
When the Cuban government rounded up and killed thousands of pigs in 1971, people were angry and confused. Castro claimed they were trying to stop an outbreak. But then rumours started spreading that something much bigger was behind it all. The CIA. To find out more, we speak to Professor Virgil Suarez, journalist Drew Fetherston, Professor Mary Louise Penrith, ex-CIA Carol "Rollie" Flynn and Professor Loch Johnson. Here’s a link to our transcript: https://bit.ly/3ksSP0o A huge thanks to Dan Gui...
Nov 13, 2020•31 min•Season 9Ep. 11
The eccentric platypus has always turned heads, and now it’s got something else up its sleeve. We talked with mammalogist Dr. Paula Anich to get the scoop. Here’s a link to our transcript: https://bit.ly/34YfHR4 This episode was produced by Nick DelRose with help from Wendy Zukerman, Rose Rimler, Michelle Dang, and Hannah Harris Green. We’re edited by Blythe Terrell. Mix and sound design by Bumi Hidaka. Music written by Peter Leonard. And special thanks to the Zukerman family and Joseph Lavelle ...
Nov 05, 2020•6 min•Season 9Ep. 10
The idea of paying Black Americans reparations for slavery has been around for a long time, but it’s starting to get more support than ever. So we ask: If the country does agree to pay up, how do you calculate the bill? And how could the U.S. come up with that kind of cash? To find out, we talk to historian and farmer Leah Penniman, economist Prof. William Darity Jr., public policy scholar Assistant Prof. Naomi Zewde, and Ebony Pickett. UPDATE 10/30/20: An earlier version of this episode said th...
Oct 30, 2020•32 min•Season 9Ep. 9
We keep hearing that a Yellowstone supervolcano could blow at any moment — and possibly wipe us all out. So is Yellowstone overdue for the BIG ONE, and if it happens, how bad could it be? To find out, we talk to paleoecologist Dr. Gill Plunkett, Yellowstone Volcano Observatory Scientist-in-Charge Dr. Mike Poland and Washington resident Christian Jacobsen. Here’s a link to our transcript: https://bit.ly/3kliFV6 Check out Yellowstone Volcano Observatory’s weekly blog the “Caldera Chronicles”: http...
Oct 22, 2020•28 min•Season 9Ep. 8
We’re sharing another great Gimlet show, How to Save a Planet. On this episode: It started with students walking out of school to demand more action on climate change, built into an international movement – and then was propelled forward by a pandemic. This is the surprising story behind Europe’s climate plan, and what the rest of us can learn from it. Find more episodes here: https://open.spotify.com/show/1KzrasExlM5dgMYwgFHns6 How to Save a Planet is hosted by Alex Blumberg and Dr. Ayana Eliza...
Oct 15, 2020•39 min•Season 9Ep. 7
Silicon Valley seems to be constantly pumping out "solutions" to fix our broken food system. The latest and greatest: cell-cultured meat — meat that's grown in vats, without needing to kill animals. Companies say their new techy meat will be safe and better for the planet than what we have now. We join forces with Chase Purdy, author of “Billion Dollar Burger,” to find out if this stuff is all it’s cracked up to be. In this episode, we speak to Ira van Eelen, Dr. Uma Valeti of Memphis Meats and ...
Oct 08, 2020•33 min•Season 9Ep. 6
An adventuring Swedish doctor takes on a decades-long medical mystery: What exactly was the 1918 flu? We talk to Dr. Johan Hultin, Eileen Hultin, Dr. Jeffery Taubenberger, Ann Reid, Rita Olanna and Annie Conger. Here’s a link to our transcript: https://bit.ly/30mnvt6 Check out Radiolab’s episode on the 1918 flu here: https://bit.ly/3n9cxkm And the book Flu: The Story of the Great Influenza Pandemic of 1918 and the Search for the Virus That Caused it by Gina Kolata: https://bit.ly/3ipCeJU This ep...
Oct 02, 2020•36 min•Season 9Ep. 5
There’s this idea that the female orgasm is a complicated riddle, but for a man with a penis, getting off is easy peasy. Is there really an orgasm gap? And if so — can science explain it? To learn more, we talk to neuroscientist Dr. Nan Wise, neuroscientist Dr. Nicole Prause and psychologist Dr. Candice Hargons. Here’s a link to our transcript: https://bit.ly/340vQDV Learn more about Dr. Nicole Prause’s’s lab, the Liberos Center: https://www.liberoscenter.com/ Check out Dr. Nan Wise’s website an...
Sep 25, 2020•39 min•Season 9Ep. 4
NOTE: This episode first published 6/13/19. Are sharks the super-predators we think they are? Or have we been baited with great white lies? To find out, we interviewed shark researchers Dr. Taylor Chapple, Dr. Tricia Meredith and Dr. Chris Pepin-Neff, along with surfer Mike Wells. We’re doing a survey for our episode on orgasms! We’d love for you to take it: https://blythet.typeform.com/to/qhESeova Check out the full episode transcript here: https://bit.ly/32hPFac This episode was produced by Ro...
Sep 10, 2020•39 min•Season 9Ep. 3
For centuries, people have been looking to the stars to tell us all kinds of things — what our future holds, who we should date. So what does the science say about astrology? It turns out, there’s some surprising stuff here. We speak to astronomer Prof. Caty Pilachowski, Prof. Dave Henningsen and astrology lover Natalie Norman. Here’s a link to the transcript: https://bit.ly/31VTDoM This episode was produced by Meryl Horn and Rose Rimler, with help from Wendy Zukerman, Michelle Dang, Hannah Harr...
Sep 03, 2020•26 min•Season 9Ep. 2