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Need to know how many leaves are on that tree? Paleobotanist Dr. Kirk Johnson shares the surprisingly nerdy method—because you never know when leaf math will come in handy. For more, check out the extended interview with...
How Many Leaves Are on a Tree? Kirk Johnson is an episode from NOVA Now by GBH. Need to know how many leaves are on that tree? Paleobotanist Dr. Kirk Johnson shares the surprisingly nerdy method—because you never know when leaf math will co...
This episode belongs to NOVA Now.
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Published Apr 29, 2026, 01:34 long, audio available.
Need to know how many leaves are on that tree? Paleobotanist Dr. Kirk Johnson shares the surprisingly nerdy method—because you never know when leaf math will come in handy. For more, check out the extended interview with Kirk Johnson. Learn more about NOVA and
You can listen to How Many Leaves Are on a Tree? Kirk Johnson online on Radio and Podcast. Open the player on this page to stream the available audio.
How Many Leaves Are on a Tree? Kirk Johnson is an episode from NOVA Now by GBH.
This episode is 01:34 long.
This episode was published on Apr 29, 2026.
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How Many Leaves Are on a Tree? Kirk Johnson is from NOVA Now by GBH.
Published Apr 29, 2026 and 01:34 long