The Shocking Secret Of Planet Earth's Magnetic Core

Explore the Earth's core and discover how the churning liquid iron generates our vital magnetic field, the invisible shield that protects us from lethal space radiation. Scientists reveal alarming signs that this planetary engine is decaying, potentially leading to a catastrophic magnetic flip or a complete shutdown, a fate that may have turned Mars into a barren world. From high-pressure diamond anvils to the audacious idea of using a nuclear crack to reach the center, join us as we investigate the shocking secrets of our planet's heart and the imminent threat to all life on Earth. Welcome to Progress - the home of engineering marvels, space exploration and history's greatest inventions. From rockets that took us to the stars to the world's most advanced military vessels, we'll be bringing you world-class documentaries every week. You can now become a History Hit member right here on YouTube! Join for access to a new exclusive documentary every week, and access to over 160+ of our documentaries presented by world renowned historians like Dan Snow, Eleanor Janega, Tristan Hughes, Mary Beard, Matt Lewis and more. Get an exclusive release every week by signing up here: https://bit.ly/4pyExyn Progress is part of the History Hit Network. For any queries, please contact [email protected]. #progress #documentary #technology