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2 weeks ago | 
scientificamerican.com | Rachel Feltman |Fonda Mwangi |Jeffery DelViscio |Alex Sugiura
Rachel Feltman: Mitochondria are the powerhouse of the cell, right? Well, it turns out they might be way more complicated than that, and that could have implications for everything from diet and exercise to treating mental health conditions. For Scientific American’s Science Quickly, I’m Rachel Feltman. Our guest today is Martin Picard, an associate professor of behavioral medicine at Columbia University.
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3 weeks ago | 
scientificamerican.com | Rachel Feltman |Alec Luhn |Fonda Mwangi |Alex Sugiura |Jeffery DelViscio
This story was produced in partnership with the Pulitzer Center’s Ocean Reporting Network. Rachel Feltman: For Scientific American’s Science Quickly, I’m Rachel Feltman. You don’t have to pay much attention to the news to know that climate change is causing Arctic sea ice to melt—and to understand that this is a huge problem. Ice reflects sunlight, which helps keep cold places cold.
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4 weeks ago | 
scientificamerican.com | Rachel Feltman |Naeem Amarsy |Fonda Mwangi |Kelso Harper |Carin Leong |Jeffery DelViscio
Rachel Feltman: For Scientific American’s Science Quickly, this is Rachel Feltman. Today we’re taking you on another one of our Friday Fascination field trips with an auditory journey to Brookhaven National Laboratory. This Long Island facility boasts seven Nobel Prize–winning discoveries and more than 70 years of groundbreaking research into energy and the environment.
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1 month ago | 
scientificamerican.com | Jeffery DelViscio |Mary Budwick |Michael Tabb
Marijuana contains more than 500 active compounds. But most people focus on two: There’s cannabidiol, or CBD, which reduces inflammation. And then there’s THC, which is the main psychoactive component—it’s the reason weed gives you the relaxed and “euphoric” sensation of being high. THC stands for tetrahydrocannabinol. It’s a compound that comes from the flowers of female cannabis plants, though there’s some in other parts of the plant, too.
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2 months ago | 
scientificamerican.com | Rachel Feltman |Jeffery DelViscio |Kelso Harper |Carin Leong
Rachel Feltman: Hey, it’s Rachel, and I am here in a bunny suit at MIT.nano with Professor Vladimir Bulović, who is going to show us around. Vladimir Bulović: Well, it’s a pleasure to have you here. Thanks for coming. [The] goal of this space is to enable anyone to build anything they wish. Feltman: Hey, it's still Rachel, but now I'm here at the Scientific American recording studio. As you just heard, today's episode is a little different than our standard format.
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2 months ago | 
scientificamerican.com | Rachel Feltman |Fonda Mwangi |Jeffery DelViscio
Rachel Feltman: For Scientific American’s Science Quickly, I’m Rachel Feltman. This week marks the fifth anniversary of COVID being declared a global pandemic. So much changed about all our lives then that we are still feeling five years later. As we reflect on this anniversary, our producer Fonda Mwangi took a pulse check on where the U.S. public health system is now and the lessons it’s learned.
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Feb 26, 2025 | 
scientificamerican.com | Rachel Feltman |Lee Billings |Jeffery DelViscio |Madison Goldberg
[CLIP: Theme music]Rachel Feltman: For Scientific American’s Science Quickly, I’m Rachel Feltman. You’ve probably heard of space telescopes like Hubble and the James Webb. They’re famous for giving us breathtaking images of the cosmos and providing countless people around the world with very pretty phone backgrounds. But meanwhile a spacecraft you probably haven’t heard of has been busy shaping our understanding of the universe in a quieter, less glamorous way.
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Feb 22, 2025 | 
pourlascience.fr | Shayla Love |Jeffery DelViscio
Le bourdonnement que vous entendez lorsqu’une abeille visite une fleur résulte du mouvement de l’air produit par le battement de ses ailes. Mais il y a un peu plus que ce bruit…Giles Harrison : J’ai en effet découvert autre chose quand un bourdon s’est posé sur une électrode que j’utilisais. L’appareil de mesure relié a révélé la présence d’une charge électrique.
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Feb 21, 2025 | 
scientificamerican.com | Rachel Feltman |Jeffery DelViscio
Rachel Feltman: Have you ever really thought about the hair that grows out of your head? I mean, I’m sure you’ve thought about your hair—in terms of which way to get it cut and how to get that one really wonky piece to behave itself—but have you ever considered why it is the way it is? For Scientific American’s Science Quickly, I’m Rachel Feltman. My guest today is biological anthropologist Tina Lasisi, an assistant professor at the University of Michigan.
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Jan 29, 2025 | 
scientificamerican.com | Rachel Feltman |Meghan Bartels |Fonda Mwangi |Jeffery DelViscio
Rachel Feltman: For Scientific American’s Science Quickly, I’m Rachel Feltman. Life as we know it couldn’t exist without the sun, but we know surprisingly little about our host star. That’s where the field of heliophysics comes in—and 2025 is set to be a banner year for folks who study the sun. Here to tell us more is Meghan Bartels, a senior news reporter at Scientific American. Meghan, thanks so much for coming on to chat today. Meghan Bartels: Thanks so much for having me.
