The trees of death
Unexplainable3 Dec 2025

The trees of death

Way back when forests first evolved on Earth... they might have triggered one of the biggest mass extinctions in the history of the planet. (Originally aired in 2024) Guests: Charles Ver Straeten, curator of sedimentary rocks at the New York State Museum; Lisa Amati, curator of invertebrate paleontology at the New York State Museum; Thomas Algeo, professor of geochemistry at the University of Cincinnati For show transcripts, go to ⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠vox.com/unxtranscripts⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠ For more, go to ⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠vox.com/unexplainable⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠ And please email us! ⁠⁠⁠unexplainable@vox.com⁠⁠⁠ We read every email. Support Unexplainable (and get ad-free episodes) by becoming a Vox Member today: ⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠vox.com/members⁠⁠⁠⁠⁠⁠⁠⁠ Thank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices

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Is male birth control finally here?

Is male birth control finally here?

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Mi Vickicito

Mi Vickicito

Host Julia Longoria signs off from Unexplainable with one final question: Why does her grandma love Vicks VapoRub so much? A version of this episode originally aired on WNYC’s ⁠Only Human⁠ podcast. ...

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Casey Harrell is a goofy, lighthearted chatterbox whose love for language helped him become an accomplished environmental activist. In 2020, he was diagnosed with Amyotrophic lateral sclerosis (ALS) a...

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Oliver Sacks was once crowned “the poet laureate of medicine” — he's known as one of the greatest science writers of our time. But when New Yorker writer Rachel Aviv dug into his archives, she discove...

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The accidental rise of Botox

The accidental rise of Botox

One of the deadliest poisons known to man is now used to treat wrinkles, migraines, and even, maybe, depression. How did that happen? Guests: Jean Carruthers, ophthalmologist and “godmother” of cos...

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Who are we to fight the alchemy?

Who are we to fight the alchemy?

Many alchemical texts are full of bizarre, metaphorical language. But what if there's interesting science hiding behind some of those metaphors? Guest: Lawrence Principe, professor of the history of ...

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Snow day!

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Grab some hot cocoa and a warm blanket and let’s talk about the tiny crystals that fall from the sky. Guest: Jessica Lundquist, professor of civil & environmental engineering at the University of Was...

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My brain made me do it

My brain made me do it

A man committed a crime. He admitted it. Then something alarming showed up on an image of his brain. The criminal case that followed in 1991 brought neuroscience into the courtroom for good. How does ...

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