What If the Earth Was Hollow?

What Earth do you live on? A round one? Flat one? Maybe your world is resting on the back of a huge cosmic turtle? What about a hollow Earth? Just a planet's shell levitating around absolutely nothing. How would the laws of physics work on that hollow Earth? Transcript and sources: https://insh.world/science/what-if-the-earth-was-hollow/ Watch more what-if scenarios: Planet Earth: https://www.youtube.com/watch?v=_-HhCwYD7rc&list=PLZdXRHYAVxTJCzxwmCq0NNpYq9N9wyb2l The Cosmos: https://www.youtube.com/watch?v=gfuJyVkMH_g&list=PLZdXRHYAVxTJno6oFF9nLGuwXNGYHmE8U Technology: https://www.youtube.com/watch?v=CS3bBO05fpU&list=PLZdXRHYAVxTIeRY3JtgXgoGqSEB7kDdKO Your Body: https://www.youtube.com/watch?v=QmXR46TrbA8&list=PLZdXRHYAVxTJNsV9FFeNAKl2ySsHj8GZO Humanity: https://www.youtube.com/watch?v=fdCDQIyXGnw&list=PLZdXRHYAVxTIFnvmOeWbv-Mt8zFxSCSvZ Follow what-if on Instagram for bonus material: https://www.instagram.com/what.if.show/ Suggest an episode: http://bit.ly/suggest-whatif T-shirts and merch: http://bit.ly/whatifshop Facebook Watch: https://www.facebook.com/What.If.science Watch on Tubi: http://bit.ly/what-if-tubi "Imagination will often carry us to worlds that never were. But without it, we go nowhere." — Carl Sagan If you enjoy What If, make sure to check out our other channel "Underknown": https://www.youtube.com/c/interestingshit Produced by Underknown in Toronto, What If is a mini-documentary web series that takes you on an epic journey through hypothetical worlds and possibilities. Join us on an imaginary adventure — grounded in scientific theory — through time, space and chance, as we ask what if some of the most fundamental aspects of our existence were different. Feedback, inquiries and suggestions: https://underknown.com/contact