search
Home / Science:Natural Sciences / The Common Descent Podcast

Latest Episodes

filter_list
Episode 234 - Snails and Slugs
Jan 04, 2026 2h 24m

Episode 234 - Snails and Slugs

From deep-sea trenches to your home garden, gastropods (snails and slugs) are among the most diverse and successful groups of animal life in Earth history. This episode, we’ll explore what makes th...

End of the Year Q&A 2025
Dec 31, 2025 5h 51m

End of the Year Q&A 2025

Happy New Year! Please enjoy our annual question-answering marathon, now longer than ever! Thank you so much to everyone who listens, shares, and supports the podcast.  Check out our website b...

Episode 233 - Flies and Mosquitoes
Dec 21, 2025 2h 41m

Episode 233 - Flies and Mosquitoes

Of all the highly successful and capable flying insects in the world, few are as successful or capable as those in the order Diptera. This episode, we’re joined by special guest Brandon Strauss to ...

Episode 232 - Vertebrate Origins
Dec 07, 2025 2h 16m

Episode 232 - Vertebrate Origins

Today, bony animals are some of the most diverse organisms on Earth, but it wasn’t always that way. This episode, we explore what features distinguish vertebrates from their closest relatives, and ...

Episode 230 - Pachycephalosaurs
Nov 09, 2025 2h 16m

Episode 230 - Pachycephalosaurs

The dome-headed dinosaurs are some of the most iconic ancient reptiles, but they’re surprisingly unexplored compared to other dinos. This episode, we explore what makes these dinosaurs unique, what...

Silver Screen Science - Jurassic World: Rebirth (2025)
Nov 05, 2025 1h 39m

Silver Screen Science - Jurassic World: Rebirth (2025)

In this special guest episode of Silver Screen Science, we're joined by Sabrina and Garret of I Know Dino to discuss the science and scientists of the newest installment in the Jurassic franchise: ...

Cute-E – Pikmin
Nov 01, 2025 58 min

Cute-E – Pikmin

Welcome … to Cute-E! During our Spook-E series, we speculate on the evolution of monsters from myth and popular media, but we leave out fiction’s more adorable creatures. In Cute-E, we choose cuddl...

Episode 229 -  Myrmecophagy (Ant-Eating)
Oct 26, 2025 2h 21m

Episode 229 - Myrmecophagy (Ant-Eating)

Generally speaking, it’s not a good idea to mess with ants. But several lineages of animals have evolved to be ant-eating specialists. This episode, we discuss anteaters, the suite of adaptations t...

Spook-E – Metroids
Oct 25, 2025 1h 9m

Spook-E – Metroids

Welcome ... to Spookulative Evolution. Spook-E Season is back! All throughout October, we pick monsters from myth and media and speculate how they – or something like them – could evolve here on Ea...

Spook-E – Kremlings
Oct 18, 2025 1h 2m

Spook-E – Kremlings

Welcome ... to Spookulative Evolution. Spook-E Season is back! All throughout October, we pick monsters from myth and media and speculate how they – or something like them – could evolve here on Ea...

Episode 228 - Dinosaur Provincial Park
Oct 12, 2025 1h 55m

Episode 228 - Dinosaur Provincial Park

Located in southeastern Alberta is a stretch of gorgeous badlands that are home to some of the world’s absolute best Late Cretaceous fossils. This episode, we explore how Dinosaur Provincial Park e...

Spook-E – Octoroks
Oct 11, 2025 57 min

Spook-E – Octoroks

Welcome ... to Spookulative Evolution. Spook-E Season is back! All throughout October, we pick monsters from myth and media and speculate how they – or something like them – could evolve here on Ea...

Spook-E – Piranha Plants
Oct 04, 2025 1h 6m

Spook-E – Piranha Plants

Welcome ... to Spookulative Evolution. Spook-E Season is back! All throughout October, we pick monsters from myth and media and speculate how they – or something like them – could evolve here on Ea...

Episode 227 - Beaks
Sep 28, 2025 2h 26m

Episode 227 - Beaks

The faces of vertebrate animals are often soft and full of teeth, but there is a common alternative. Birds, turtles, and many more groups have developed toothless snouts covered in a tough sheath. ...

Episode 226 - Dodos
Sep 14, 2025 2h 4m

Episode 226 - Dodos

Dodos are probably the single most famous case of recent human-induced extinction. First documented in the late 1500s and extinct within a century, dodos have become a global reminder of the devast...

Episode 225 - Forests
Aug 31, 2025 2h 55m

Episode 225 - Forests

Forests are among the most widespread and diverse biomes on our planet. This episode, we’re joined by our favorite paleobotanist, Dr. Aly Baumgartner, to explore what defines a forest, how these ha...

Episode 224 - Bipedalism
Aug 17, 2025 2h 14m

Episode 224 - Bipedalism

Most vertebrate animals on land get around on all fours, but some of us have committed to two-legged locomotion. This episode, we explore the various ways animals have evolved bipedalism and the ma...

Episode 223 - Mutations
Aug 03, 2025 2h 38m

Episode 223 - Mutations

Mutation. It is the key to our evolution. As our cells constantly divide and reproduce and replicate our DNA, errors and inconsistencies develop, leading to the incredible variation of life that dr...

Episode 222 - Shrews
Jul 20, 2025 2h 20m

Episode 222 - Shrews

On the outside, shrews might seem like standard tiny mammals, but their anatomy and lifestyle are highly specialized. This episode, with help from special guest Derek den Ouden, we explore the dive...