Manifesting: How Powerful Are Our Thoughts?

More from Science Vs All episodes →

1. 

   12 Feb 2026 · 47 min

   Is Your Relationship … OK?

   Forget the questionable relationship advice from internet influencers. Today, we’re diving into the science of lasting love, fighting, and "red flags” to find out what really matters for a healthy relationship. We’ll find out what it means to fight well with your partner. And we’ll also look at the signs that a relationship might become dangerous or abusive. For all this, we speak with Professor Ben Karney, Dr. Megan Haselschwerdt, Dr. Elizabeth McLindon and Matt Brown. U.S. National Domestic Violence Hotline: 800.799.7233 or www.thehotline.org Find international resources and more at…

2. 

   29 Jan 2026 · 41 min

   What Do Tear Gas and ICE Raids Do to People?

   Federal agents have descended on Minneapolis in the U.S., and things have gotten chaotic — and deadly. The Trump administration says the agents are there to enforce immigration law, but officers have shot three people so far, killing two, and are using tear gas and smoke on protesters. So today, we’re looking at the potential health impacts of tear gas. We’ll talk about what we do — and don’t — know about potential long-term effects of this stuff. And we’re also looking into research on the mental health effects of immigration raids. We speak to Dr. Jennifer Brown, Dr. Carlee Toddes, and Dr.…

3. 

   22 Jan 2026 · 36 min

   The Secret to Happiness?

   There's claims out there that all kinds of things can make us happy in life, from making money to having kids to buying your dream home. But what actually works?? What does it take to have a happy life?? Professor Bob Waldinger is a psychiatrist at Harvard who has spent more than two decades as the director of this amazing study. It has tracked hundreds of people for decades and is the world's longest scientific study into happiness. So we're gonna find out what a lot of us get wrong in searching for the good life. Where we should be putting our time and attention. And we'll get this huge…

4. 

   15 Jan 2026 · 34 min

   Vaccines: Does Europe Do Them Better?

   The U.S. just made a big change to its vaccine recommendations, cutting back on the number of shots it will routinely recommend for kids. The government says it wants to "better align" with countries like Denmark. But is following Denmark’s lead a fairy tale come true — or a nightmare in slow motion? Plus, we find out what this new schedule could mean for kids’ vaccines in the U.S. We hear from Professor Jens Lundgren and pediatrician and researcher David Higgins. Find our transcript here: https://bit.ly/ScienceVsVaccineSchedules In this episode, we cover: (00:00) The growing turmoil around…

5. 

   18 Dec 2025 · 38 min

   Is AI Making Us Stupid?

   AI tools like ChatGPT have taken the world by storm, with tons of people saying they use them regularly. This is especially true for students, many of whom say they use AI to get their schoolwork done. And this is freaking some of us out — we're hearing that jumping on the AI train could be a terrible idea, partly because of claims that these tools could be bad for our brains. So — are we outsourcing too much of our thinking to the bots?? Will our brains turn to mush? Or can we use AI to boost our brainpower? To find out, we talk to Dr. Shiri Melumad, expert in the psychology of technology,…

6. 

   4 Dec 2025 · 37 min

   Chiropractors: Are They Legit?

   Tons of people visit the chiropractor, saying it helps soothe pain in their neck or back. But we’re now hearing claims that chiro can do a whole lot more. Like, some say it can help kids with stuff like asthma, colic, even breastfeeding problems. So … can chiro really do all that?? To find out what’s cracking here, we talk to chiropractor Carl Cleveland III, physical therapist Anita Gross, neurophysiologist Dr. Marcello Costa — and the parents of former Senior Producer Kaitlyn Sawrey. We originally published a version of this episode several years ago; we’ve updated it with new science.…

7. 

   27 Nov 2025 · 42 min

   Should You Eat Like A Caveman? Plus — 10 Years of Science Vs!

   Today, we’re celebrating 10 years of Science Vs with … science! We’ll tell you all about the so-called orgasm gap, the incorrect idea that vaccines are linked to autism, and the incorrect idea that ivermectin helps with Covid-19. We’ll also cover the Paleo Diet — this was the first EVER episode of Science Vs. And you’ll hear one of the greatest moments in Science Vs history. THANK YOU for listening! Find our transcript here: https://bit.ly/ScienceVs10 (00:00) We’re celebrating 10 years of Science Vs! (04:10) Our peer-reviewed paper on the “orgasm gap” (10:13) Vaccines don’t cause autism…

8. 

   20 Nov 2025 · 56 min

   Never Put Meatballs on Spaghetti, with Samin Nosrat

   Every day we’re all doing a little bit of chemistry: when we bake potatoes, add a little salt to our pasta, or even bake a box cake. And award-winning chef Samin Nosrat just loves to nerd out over all this. She's the author of the best-selling book “Salt, Fat, Acid, Heat” and has a new book out called “Good Things.” Today, Samin joins us to talk all about the science and art of cooking. Plus — why you should NEVER put meatballs on spaghetti. Video available on Spotify. Find our transcript here: https://bit.ly/ScienceVsSaminNosrat Samin’s Book: https://ciaosamin.com/shop/good-things In this…

9. 

   13 Nov 2025 · 38 min

   AI: Is It Ruining the Environment?

   The internet is abuzz with accusations that artificial intelligence is using up tons of energy and water. People are even protesting the building of new AI data centers, saying they’ll put a huge strain on local resources. But some AI defenders say that this fear is overblown and that AI isn’t actually that bad for the environment. So who’s right? We talk to science and tech reporters Casey Crownhart and James O’Donnell, and computer scientist Prof. Shaolei Ren. UPDATE, 11/13/25: This episode has been updated to note that some AI companies advertise on the show. Find our transcript here:…

10. 

    6 Nov 2025 · 44 min

    Seed Oils: Should You Switch to Butter?

    We’ve been told that foods like butter and bacon are bad for us — because they're packed with saturated fats. And top dogs in nutrition say that a better option is vegetable oil, like canola oil. But lots of people, including HHS Secretary Robert F. Kennedy Jr., are saying hold on. They're arguing that saturated fats are actually the way to go. And they're claiming that those vegetable oils, aka “seed oils,” are incredibly dangerous. So — who’s right?? To find out, we speak to author and physician Dr Cate Shanahan, professor of nutrition science Jason Wu, professor of endocrinology David…