The Common Descent Podcast

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Episodes

Date Title & Description Contributors
2025-03-22

  Patron Mini-Episode Compilation #6

Our high-level Patreon supporters get to request a topic for their very own mini-episode! For the sixth time, we’ve put the latest bunch together for everyone to enjoy! Thank you as always to our incredible Patrons of all levels for keeping the podcast...
  Common Descent author
2025-03-15

  Episode 213 - Decomposers

Leave a carcass or a log or a pile of poop out in the wild long enough and it will break down into its component parts. Decomposers are an often-overlooked but essential component of ecosystems past and present. This episode, we explore the varied proc...
  Common Descent author
2025-03-10

  Leaf it to Us - Before We Leaf

After you’ve listened to the Leaf it to Us pilot episode, enjoy this follow-up discussion where Nora, Aly, and David share their thoughts about that first episode and the upcoming season of the new podcast. You can contact us – and find more from Commo...
  Common Descent author
2025-03-10

  Leaf it to Us - Pilot Episode

Enjoy this special preview of the upcoming podcast Leaf it to Us, hosted by Nora Spurling and Dr. Aly Baumgartner. In this pilot episode, they discuss the fascinating phenomenon of sex-changing trees! The first season of Leaf it to Us is in the works, ...
  Common Descent author
2025-03-01

  Episode 212 - Temnospondyls

When vertebrates first moved onto land, they gave rise to a variety of amphibious tetrapods. The most diverse and successful of these were temnospondyls, which were some of the most important species in early land and freshwater environments. This epis...
  Common Descent author
2025-02-15

  Episode 211 - Edward Drinker Cope

E. D. Cope is one of the most recognizable and notorious names in paleontology history. He did some of the most important early work in vertebrate paleontology, he was one half of the dueling duo in the infamous Bone Wars, he named some of the most fam...
  Common Descent author
2025-02-01

  Episode 210 - Bones

The evolution of mineralized tissues is responsible not only for the incredible success and diversity of vertebrate animals, but also for their extraordinarily informative fossil record. This episode, we explore the detailed anatomy of bones and their ...
  Common Descent author
2025-01-18

  Episode 209 - Chimaeras

You might know them as ghost sharks, rat fish, or spook fish. Chimaeras are close cousins of sharks and rays, equipped with distinctive and unusual features in their fins, teeth, and reproductive structures. In today’s oceans, chimaeras are rare and ea...
  Common Descent author
2025-01-04

  Episode 208 - The Karoo Supergroup

Southern Africa is home to an incredible sequence of geologic formations that span more than 100 million years of Earth history. These rocks, collectively called the Karoo Supergroup, are an extraordinary resource for studying evolution and extinction ...
  Common Descent author
2024-12-31

  End of the Year Q&A 2024

Happy New Year! Welcome back to our annual, traditional question-answering marathon! As always, a big thank you to everyone who submitted questions for this Q&A, everyone who has listened and shared and engaged with us throughout the year, and espe...
  Common Descent author