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Cosmo and I investigated belly buttons—thanks to WSU nursing professor Cindy Brigham-Althoff.
Learn more about the placenta with Operation Ouch and Scientific American
Check out all the belly buttons with Nat Geo
Find out about placental mammals
See what's living inside your navel with Nat Geo
Sound effects courtesy Pixabay
 As always, submit burning questions at askdruniverse.wsu.edu.  Who knows where your questions will take us next.

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Join me and some new friends as we shrink down and travel through a cell, checking out organelles along the way. It's a cell biology adventure!
This episode was written and performed by the 6th graders in Kelsey Starke's classes at Vancouver iTech Preparatory. Thanks to WSU's John Hinz for the expert factcheck.
Can't get enough cell bio?
Check out the National Geographic cell biology collection
Enjoy PBS Learning videos about life sciences
Take a another trip through a cell with Amoeba Sisters
Peep the National Science Foundation kids' video about cells
 As always, submit burning questions at askdruniverse.wsu.edu.  Who knows where your questions will take us next.

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WSU apple breeder, Kate Evans, told me all about out how apples work and what it's like to be a scientist who makes new apples—like the Cosmic Crisp®.
See Kate Evans' pollen vial here
Learn more about the Cosmic Crisp® apple
See all these different kinds of apples—and these Washington apples
Enjoy these pollinator activities
Use the Xerces Society pollinator plant lists to find what to plant near you
Check out the apple question Kate Evans helped me answer
 As always, submit burning questions at askdruniverse.wsu.edu.  Who knows where your questions will take us next.

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Cosmo and I learned all about cat anatomy and how feline friends like us climb so well. Thanks to WSU vet med's Steve Lampa for the expert info.
Learn more about joints with Nemours
Find out about connective tissue with Brittanica Kids
Check out Vox's explainer on the righting reflex
Sound effects courtesy Pixabay and Zapsplat
 As always, submit burning questions at askdruniverse.wsu.edu.  Who knows where your questions will take us next.

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Today Cosmo and I learned all about fingerprints—and how they give primates dexterity and grip. 
Learn more about primates from PBS
Find out how gecko feet work with ACS
Check out your fingerprints with SciShow Kids—or investigate them with PBS
Sound effects courtesy Pixabay
 As always, submit burning questions at askdruniverse.wsu.edu.  Who knows where your questions will take us next.