Podcast HackVibrations, Resonance, and ReverberationsBy Curious Cases, Hannah Fry, Dara Ó Briain
In a Nutshell
In this October 2025 episode of Curious Cases, Hannah Fry and Dara Ó Briain investigate the concept of resonance, or put simply, why the Earth wobbles.
Favorite Quote
Everything has a natural frequency, unless it's a really squishy, spongy, blob of jelly, and even that probably has a really faint one.
Helen Czerski, University College London
Introduction
Whether it's tea sloshing around in a cup or buildings crumbling in an earthquake, the world is a wobbly place.
To understand why the world is so wobbly, you need to understand natural frequencies and resonance.
On the BBC's Curious Cases podcast, mathematician Hannah Fry and comedian Dara Ó Briain investigate listener questions through a scientific lens.
In this October 2025 episode, Fry and Ó Briain speak with experts about resonance in nature and the human body.
Guests include professor of mechanical engineering Helen Czerski, senior research associate Phillip Moxley, and sound therapy practitioner Sana Bokhari.
Here are the 3 key insights from this Hack
- 1.To understand resonance, you must understand natural frequency
- 2.Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nunc volutpat, leo ut.
- 3.Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nunc volutpat, leo ut.
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