Bird people and deep space shrapnel

Two mysteries we can't stop thinking about: Is lightning actually caused by cosmic rays? And why don't birds play chess?

Articles featured: “What Causes Lightning?” by Charlie Wood (also featured on The Quanta Podcast) and “Empire of flight” by Antone Martinho-Truswell.

For show transcripts, go to ⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠vox.com/unxtranscripts⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠

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