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The Cosmic Classroom
Sarah Tyk
25 episodes
1 week ago
The Cosmic Classroom is your go-to astronomy podcast for curious minds. Hosted by Sarah Tyk, an astronomy educator with a passion for making science engaging and approachable, this show brings the wonders of the universe down to Earth. From the secrets of distant galaxies to the physics behind everyday phenomena, every episode simplifies astronomy while uncovering its deeper meaning and connection to our lives. Whether you’re a lifelong learner, a budding stargazer, or simply curious about the cosmos, join us to explore astronomy in a way that’s simple, meaningful, and fun.
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Science
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All content for The Cosmic Classroom is the property of Sarah Tyk and is served directly from their servers with no modification, redirects, or rehosting. The podcast is not affiliated with or endorsed by Podjoint in any way.
The Cosmic Classroom is your go-to astronomy podcast for curious minds. Hosted by Sarah Tyk, an astronomy educator with a passion for making science engaging and approachable, this show brings the wonders of the universe down to Earth. From the secrets of distant galaxies to the physics behind everyday phenomena, every episode simplifies astronomy while uncovering its deeper meaning and connection to our lives. Whether you’re a lifelong learner, a budding stargazer, or simply curious about the cosmos, join us to explore astronomy in a way that’s simple, meaningful, and fun.
Show more...
Science
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Episode 8: Sound Effects Part 1
The Cosmic Classroom
1 hour 14 minutes 20 seconds
1 year ago
Episode 8: Sound Effects Part 1

What is sound? Why are instruments tuned to a frequency of 440Hz? Is 432Hz the heartbeat of the Earth? In this episode we explore the answer to these questions. We'll also take a look at the conspiracy behind the international tuning standard of 440Hz.


Notes from the show:

Sinusoidal sound wave: https://www.britannica.com/science/sound-physics


Sound waves of human voices: https://royalsocietypublishing.org/cms/asset/2f39142d-ac27-4f8d-b661-2f99140023a3/rsos191642f01.jpg


Online tone generator: https://onlinetonegenerator.com/


YouTube video of guitarist playing a scale tuned to 432Hz or 440Hz:

https://www.youtube.com/watch?v=8Ze44-Ppj-c


Scientific tuning: https://en.wikipedia.org/wiki/Scientific_pitch


Dr. Leonard Horowitz's paper on musical cult control: https://web.archive.org/web/20100710160537/http://web.mac.com/len15/MUSICAL_CULT_CONTROL/Leonard_G._Horowitz.html

The Cosmic Classroom
The Cosmic Classroom is your go-to astronomy podcast for curious minds. Hosted by Sarah Tyk, an astronomy educator with a passion for making science engaging and approachable, this show brings the wonders of the universe down to Earth. From the secrets of distant galaxies to the physics behind everyday phenomena, every episode simplifies astronomy while uncovering its deeper meaning and connection to our lives. Whether you’re a lifelong learner, a budding stargazer, or simply curious about the cosmos, join us to explore astronomy in a way that’s simple, meaningful, and fun.