Science, Spoken

Latest Episodes:

If You've Just Had Covid, Exercise Might Not Be Good for You Sep 23, 2020

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A growing number of studies are raising concerns about the coronavirus’ long-term effects on the heart. Athletes especially need to heed the warnings.

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What’s in Wildfire Smoke, and How Dangerous Is It? Sep 22, 2020

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Blazes on the West Coast are spewing a haze clear across the country. Along the way, the complex chemistry of what we inhale gets even more complex.

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Blood Centers Are Barely Meeting Convalescent Plasma Demand Sep 21, 2020

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Despite a lack of scientific studies on its efficacy for Covid-19, interest in the treatment has surged alongside case numbers.

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These New Shape-Shifting Materials Get Super Cool, Super Fast Sep 18, 2020

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Shape memory alloys and a kind of plastic crystal chill quickly under force or pressure. They could lead to eco-friendly fridges and air conditioners.

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Your Beloved Blue Jeans Are Polluting the Ocean—Big Time Sep 17, 2020

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When you wash denim, tiny fibers shed and flow into the environment. Scientists just found that Arctic waters are now loaded with little bits of jeans.

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Those Orange Western Skies and the Science of Light Sep 16, 2020

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Sure, it was wildfire smoke that made parts of California and Oregon change hue. But inside that smoke was alchemy—the chemistry and physics of molecules and wavelengths.

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The Bay Area Just Turned Orange. All Eyes Are on PurpleAir Sep 15, 2020

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Catastrophic wildfires are spewing smoke all over the West Coast. This website lets you track the respiratory crisis in real time—with a few caveats.

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Mathematicians Report New Discovery About the Dodecahedron Sep 14, 2020

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Starting at a corner, could you walk around the surface of this Platonic solid without crossing other corners? To get the answer, you need an 81-holed doughnut.

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Flu Season and Covid-19 Are About to Collide. Now What? Sep 11, 2020

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Hospitals in the US are already stressed. Now, they must brace for a wave of flu patients needing more beds, lab tests, and ventilators.

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Could a Tree Help Find a Decaying Corpse Nearby? Sep 10, 2020

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On a “body farm,” researchers are exploring whether the nutrients from human cadavers can change the look of plants, which authorities might use to locate missing persons.

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