The concept of superposition exists in both quantum mechanics and evolutionary geology. We start with the strange and counterintuitive world of quantum physics, where particles exist in multiple states until observed. Then, we journey back to 1666 where another kind of superpositionwas discovered—this time in rock layers - allowing us to read Earth's history through its geological layers.

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Music in this Episode

• Three Colors by Podington Bear, License (CC BY 3.0): Artist website: soundofpicture.com
• Submerging Blue-Black by Podington Bear, License (CC BY 3.0): Artist website: soundofpicture.com
• Floating by Podington Bear, License (CC BY 3.0): Artist website: soundofpicture.com
• Chimera by Podington Bear, License (CC BY 3.0): Artist website: soundofpicture.com