The battle over whether we should be putting fluoride in our water has reached fever pitch. We’ve got U.S. Health Secretary Robert F. Kennedy Jr. and anti-fluoride activists saying it’s a neurotoxin that’s lowering our IQs. But supporters say that fluoride is a safe and effective way to protect our teeth from cavities, and that stopping water fluoridation would lead to a spike in tooth decay. To find out who’s right, we talk to epidemiologist Dr. Ashley Malin and community health scientist Profe...
Apr 10, 2025•43 min
ADHD is all over the internet, with people saying that it’s way different than we thought it was — and that tons of us might have it without even knowing it. Influencers are telling us that ADHD can cause all sorts of things, like hyperfocused states, serious emotional dysregulation, even something called rejection sensitivity dysphoria. So — is all this true? Plus, when you do have ADHD — what’s going on inside your brain? And what are the best ways to cope with it? We talk to Prof. Maggie Sibl...
Apr 03, 2025•45 min
[Video available on Spotify] To start off the new season we’re getting into the science of one of the most controversial and taboo sex topics around. Squirting! For some people, it’s a major sex goal — but for others, it’s a source of major embarrassment. And it turns out that people have been writing or talking about squirting and female ejaculation for CENTURIES. So in this episode, we’re going to find out: what IS squirting (like, what is this fluid??), how common is it, and if you want to st...
Mar 27, 2025•55 min
Have you been missing your weekly dose of science?? Well, we've got good news: Science Vs is BACK next week, and we’ll be tackling ADHD, squirting, creatine, the carnivore diet, bird flu, fluoride, meth, memory and much more. New episodes start March 27. Fact ya soon! Learn more about your ad choices. Visit podcastchoices.com/adchoices
Mar 20, 2025•3 min•Season 18Ep. 2
U.S. science is in turmoil. Amid agency firings and confusion over federal funding, researchers are freaking out. Many can’t do their work, and they have no idea what the future holds. Plus, we’re hearing that all of this could jeopardize medical treatments for people in the U.S. and all over the world. So, what exactly is going on? And how bad is it? We speak with Nature reporter Max Kozlov and Science magazine reporter Jocelyn Kaiser. Find our transcript here: bit.ly/ScienceVsWarOnScience In t...
Feb 19, 2025•38 min•Season 18Ep. 1
The internet tells us that narcissists are everywhere — and that the problem is only getting worse. It’s like narcissism is oozing out of our celebrities, politicians, partners, parents, maybe even ourselves?? So today, we’re taking a long look in the mirror to find out: are we all a bunch of narcissists? And what should we do if we think someone in our life is a narcissist? We find out by talking to a real narcissist, Lee Hammock of the social media platform “The Self Aware Narcissist” as well ...
Dec 19, 2024•52 min•Season 17Ep. 16
People say that lowering inflammation is the key to boosting your mental and physical health. And there are all these claims about the best way to do it: add “anti-inflammatory foods,” like blueberries or turmeric, and absolutely don’t do certain kinds of exercise. We’ll find out how you can really lower your inflammation, and what this can do for your body and mind. We talk to neuroscientist Dr. Caroline Ménard, nutrition scientist Dr. Rosa Casas, and exercise physiologist Dr. Grace Rose. This ...
Dec 12, 2024•42 min•Season 17Ep. 15
[VIDEO available on Spotify.] Imagine a vagina. You might be thinking of a passive tube, patiently waiting for a penis to shoot out sperm — and you wouldn't be alone. From Aristotle to Darwin, tons of prominent nerds classified males as the active sexual players: They're coercing, manipulating and harassing to reproduce, while the females are passive, coy, chaste. But animal ecologist Dr. Tiana Pirtle is here to give us the real story. Because once scientists started investigating what really go...
Dec 05, 2024•33 min•Season 17Ep. 14
It’s the 1990s at a medical center in California, and patients are dying. At first, this doesn’t seem strange — it’s a hospital, and deaths happen. But then rumors start to circulate about a particular health care worker: Difficult or needy patients in his care are ending up dead. The cops get involved, but there’s a huge problem: There’s no hard evidence. Until the so-called “Lab of Last Resort” steps in. Crime Junkie host Ashley Flowers joins us as we speak to analytical chemist Armando Alcara...
Nov 28, 2024•52 min•Season 17Ep. 13
For decades, taking the birth control pill to prevent pregnancy was seen as a no-brainer. But lately, people are saying that it’s actually a brain-changer. They say that the pill can affect who you’re attracted to, that it can tank your libido, and that it can make you depressed. Instead, some influencers are telling us to try an amazing, hormone-free method — where all you have to do is listen to your body. So … are they right?? We’re tackling these birth control claims and more, with psycholog...
Nov 21, 2024•45 min•Season 17Ep. 12
Some people can control their dreams. While they're fast asleep: they fly, create new worlds, live other lives. But Wendy isn't one of them. So in today's episode, Wendy and the Science Vs team find a scientifically approved method to try to lucid dream. We test it out — and bizarre things start happening. We also explore how scientists are trying to harness the strange powers of lucid dreaming to help people, as well as to crack huge scientific mysteries, like: What is consciousness? And what e...
Nov 14, 2024•49 min•Season 17Ep. 11
This week's episode comes to us from our friends at Radiolab! Close your eyes and imagine a red apple. What do you see? Turns out there’s a whole spectrum of answers to that question, and producer Sindhu Gnanasambandan is on one far end. In this episode, she explores what it means to see — and not see — in your mind. This episode was reported and produced by Sindhu Gnanasambandan with help from Annie McEwen. Original music and sound design contributed by Dylan Keefe. Mixing help from Jeremy Bloo...
Nov 07, 2024•36 min•Season 17Ep. 10
We hear about fiber as the main ingredient for a good poo. But we’re starting to hear that it’s much more than that! Fiber is being hailed as a powerhouse nutrient, from powering up your gut and boosting your mental health to even helping with weight loss. So, does fiber really live up to the hype? We dive into the science with microbiologist Dr. Deirdre Mikkelsen, neuroscientist Prof. John Cryan, and nutrition scientist Dr. Andrea Glenn. Find our transcript here: https://bit.ly/ScienceVsFiber I...
Oct 31, 2024•39 min•Season 17Ep. 9
About 40 percent of Americans believe in ghosts, and one in five even say they've had an encounter with one! So could ghosts really exist?? Or does some other spooky phenomenon explain these strange and sometimes terrifying experiences? To find out, we visit a haunted house with paranormal investigators, explore one very creepy basement searching for ghostly mold, and try to move cutlery with the help of quantum physics. Join us on this Halloween adventure with astrophysicist Dr. Katie Mack, env...
Oct 24, 2024•47 min•Season 17Ep. 8
The climate is a mess. It's hot. There's fires, floods, hurricanes — and we may have even crossed some rather scary climate tipping points. But there is hope. So today, we’re answering your questions about solving the climate crisis. We find out how you can help in the fight against climate change, if carbon offsets are a scam, whether renewables really work and what exciting new technologies could help save the planet. Our guests are Dr. Sven Teske at the University of Technology, Sydney, and W...
Oct 21, 2024•42 min•Season 17Ep. 7
Something is coming for 4 billion people on this planet, and if you've been watching the news — it's horrifying. It can attack your brain, your heart, your bones and even your vagina. So what is this fresh hell? Apparently, it's menopause. So what's going on here? What are the real symptoms of menopause? How bad is it? And is hormone therapy the miracle cure that some are saying it is? To find out, we spoke to gynecologist Dr. Monica Christmas and Professor Susan Reed, as well as epidemiologists...
Oct 17, 2024•47 min•Season 17Ep. 6
The ketogenic diet has been booming for years, with people swearing that it boosts their brainpower — maybe even helping with mental health — and that the diet can melt fat and make them better athletes. So does keto live up to the hype? To find out, we go keto … (plus, we do a bunch of research and talk to scientists!). You’ll hear from neuroscientist Dom D’Agostino, psychiatrist Dr. Shebani Sethi, and nutritionist Louise Burke. Also, Wendy’s mum drops in. Find our transcript here: https://bit....
Oct 10, 2024•38 min•Season 17Ep. 5
Microplastics have been turning up in our blood, our lungs, and even our balls! But exactly what are they doing to us? And what about all the chemicals in plastics — can they mess with our hormones? We talk to reproductive biologists Prof. Patricia Hunt and Prof. Fred vom Saal, and pediatric endocrinologist Dr. Anne-Simone Parent. Find our transcript here: https://bit.ly/ScienceVsMicroplastics Chapters: In this episode, we cover: (00:00) Pat’s mice (06:26) Our plastic world (08:03) What do micro...
Oct 03, 2024•44 min•Season 17Ep. 4
A group of teenagers and college kids were fed up with the lousy healthcare in their New York neighborhood. So they came together as a group, calling themselves the Young Lords, and fought the system head on — a fight that still resonates today. Sid Davidoff, Mickey Melendez, and Cleo Silvers share their story. [REBROADCAST] Check out the full transcript here: https://bit.ly/ScienceVsProtestersWon In this episode, we cover: (00:00) David vs. Goliath (05:01) The garbage offensive (10:20) Taking o...
Sep 26, 2024•41 min•Season 17Ep. 3
Headlines are screaming that the world is about to reach a climate tipping point, which feels like a point of no return where the climate is screwed and there's nothing we can do. But it turns out, that's wrong. These visions of a climate apocalypse don't align with the science. So what exactly is going on with our climate? What even is a tipping point? And are we really about to lose control of the climate? Comedian Michael Hing joins us for a journey with climate scientists Dr. Ed Doddridge, D...
Sep 19, 2024•45 min•Season 17Ep. 2
Social media. Many of us don’t feel very good when we’re on it, and yet we sometimes spend hours a day scrolling, eyeballs glued to our screens. Some experts say that social media is causing a mental health crisis, and governments are even talking about banning social media for kids. So what’s going on — can social media really shorten our attention span, hurt our body image or make us feel depressed? To find out, we talk to psychologists Professor Gloria Mark, Dr. Sophia Choukas-Bradley, Profes...
Sep 12, 2024•50 min•Season 17Ep. 1
We will be BACK with brand-new episodes in just one week! Join us for pun-packed science romps on microplastics, social media, climate tipping points, narcissism, fiber, lucid dreaming — and a ton more. Fact you Sept. 12! Video production by Bobby Lord. Mix and sound design by Bobby Lord and Sam Bair. Science Vs is a Spotify Studios Original. Listen for free on Spotify or wherever you get your podcasts. Follow us and tap the bell for episode notifications. Learn more about your ad choices. Visit...
Sep 05, 2024•3 min•Season 16Ep. 22
We asked you all: Do you have questions for Wendy and the Science Vs team? And oh boy, did you have questions. Hundreds of questions from all across the globe. Today on the show, senior producer Rose Rimler gets the goss on Wendy's personal life, finds out what happened when Wendy got hypnotized, and spills the tea on Science Vs. Watch this episode as a video on Spotify. Find our transcript here: https://bit.ly/sciencevsawa (00:00) Ask Wendy Anything! (02:20) Wendy’s bad date (04:05) Wendy gets ...
Aug 08, 2024•36 min•Season 16Ep. 21
Since the beginning of women’s sports, there has been a struggle over who qualifies for the women’s category. So this week, we're sharing an episode of a new podcast we love, called Tested. Tested follows the unfolding story of elite female runners who have been told they can no longer race as women because of their biology. As they work toward the Olympics, they face hard choices: take drugs to lower their natural testosterone levels, give up their sport entirely, or fight. This episode asks: W...
Aug 01, 2024•38 min•Season 16Ep. 20
[REBROADCAST] Celebs and wellness blogs treat water like a magic elixir that will make us the most attractive and healthiest version of ourselves. But do these claims hold water? And how much do we really need to be drinking to stay healthy? We speak to Professor Hollie Raynor, Professor Stavros Kavouras and Dr. Tamara Hew-Butler to find out. Find our transcript here: https://bit.ly/sciencevshydrationrerun We’re doing an “Ask Wendy Anything” episode! To ask Wendy a question, get in touch on Inst...
Jul 25, 2024•43 min•Season 16Ep. 19
We’re hearing stories of people having amazing, cosmic orgasms. So what buttons are they pressing to do this?? Well, it's just one. The “male G spot,” also called the “P spot,” because that P stands for prostate. Word on the street is that if you touch your prostate in just the right way — BAM — one helluva orgasm. But is that really true? And if you don't have a prostate (ahem, me): are you stuck with your garden variety orgasms? To get to the bottom of this, Science Vs surveyed almost 16,000 p...
Jun 20, 2024•43 min•Season 16Ep. 18
Protein influencers are big right now, telling us that we're probably missing out on the protein we need — and giving us a bunch of hacks for getting it. Why? They say that eating extra protein helps us build muscle, feel full, and lose weight. So is that true? We talk to kinesiology professor Stuart Phillips and nutrition professor Faidon Magkos. Find our transcript here: bit.ly/ScienceVsPROTEIN In this episode, we cover: (00:00) Protein is all the rage right now (02:53) Why protein matters (05...
Jun 13, 2024•34 min•Season 16Ep. 17
Today we’re presenting Trillion Dollar Shot, a new series that explores the business story behind the rise of Ozempic and other blockbuster drugs being used for weight loss. The first episode focuses on the Novo Nordisk scientist who invented the compound that paved the way for Ozempic. You can find every episode on The Journal’s show feed. Trillion Dollar Shot is part of The Journal, which is a co-production of Spotify and the Wall Street Journal. This episode was hosted by Jessica Mendoza, wit...
Jun 11, 2024•41 min•Season 16Ep. 16
Health care for trans kids has been in the spotlight, with battles over what the science says and tons of U.S. states restricting the care that children can get. And then there’s a new report out of the UK, called the Cass Review, saying that a bunch of the evidence that doctors have been relying on to treat trans kids is “remarkably weak.” So what’s going on here? What is the best health care for trans kids? We sort through the science with Professor Stephen Russell, Dr. Cal Horton, and Dr. Ada...
Jun 06, 2024•38 min•Season 16Ep. 15
More than 150 years ago, just before dino-mania struck, New York City was supposed to get a majestic dinosaur museum full of amazing models of dinos. There would have been nothing like it in the world. Until a bunch of thugs showed up with sledgehammers and smashed every bit of the models to smithereens — and buried it all in Central Park. Today we’re finding out what happened — and WHY. We speak with doctoral researcher Vicky Coules and paleontologist Carl Mehling. SURVEY!! HELP US SCIENCE!! WE...
May 30, 2024•35 min•Season 16Ep. 14
