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Completely Optional Knowledge

A Science podcast
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The podcast where we answer the questions you never knew you had. Produced by Andrew Norton with music by Breakmaster Cylinder.


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35 episodes

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An Update & Exciting News!
An update on the podcast and some exciting news. Spoiler - the exciting news is a new podcast. Subscribe Now
Why Do Frozen Lakes and Rivers Sound So Creepy?
Brigitta Green from the perennial winter wonderland of Minnesota has a fitting question for us about ice. After a mysterious, late night howling sound caused “mass slight curiosity” on the streets of St. Paul last winter, she wants to know how it is that a frozen body of water can produce such an eery noise. Chris Polashenski, Arctic researcher and expert on all things cold, has our answer.
What's The Coolest Species Name?
What's the coolest or weirdest official name for a species of plant or animal? And how do they get those funny sounding Latin names anyway?
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Podcast Details
Sep 10th, 2015
Latest Episode
Jan 2nd, 2018
Release Period
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Avg. Episode Length
9 minutes

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