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crisscrossing Science

crisscrossing Science

Written by: Michael Crosser & Chad Tillberg
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About this listen

 Welcome to crisscrossing Science, the podcast in which we answer the science questions that you never thought to ask. Every other week, co-hosts Michael Crosser and Chad Tillberg will share their love of natural science by discussing a topic that they find interesting.Copyright 2026 crisscrossing Science Biological Sciences Physics Politics & Government Science
Episodes
  • Episode 243: Re Salmon chanted evening

    Episode 243: Re Salmon chanted evening
    Jan 6 2026

    Chad and Mike relisten to this classic episode in which Stephen McCormick tells us about the life cycle of salmon. Salmon start their lives in fresh water then move to the ocean and only return to fresh water again to spawn. But many physiological changes have to occur for each of these steps.

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    31 mins
  • Episode 242: Volcanoes

    Episode 242: Volcanoes
    Dec 22 2025

    Mike and Chad discuss volcanoes. How do they form, and are they only Earthly events?

    If you have topics you would like us to discuss in future episodes, email us at crisscrossingsci@gmail.com
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    32 mins
  • Episode 241: Quorum Sensing

    Episode 241: Quorum Sensing
    Dec 9 2025

    Chad tells Mike about how bacteria can detect when there are enough of them around so that they can change their behavior. It's a collective action that seems smart, but is just a matter of responding to the environment.

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    30 mins
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