…or why do we live on an onion made of magma? Viewers like you help make PBS (Thank you ?) . Support your local PBS Member Station here: Subscribe to It’s Okay To Be Smart: Thanks to Miles Traer and Mike Osborne for geophysics help on this one! Why does Earth have a liquid core, […]
Tag: structure of Earth
What If the Earth Was Hollow? | Unveiled
We think we know how the Earth is structured… but what would happen if an infamous sci-fi storyline became reality? In this video, Unveiled discovers what life would be like if the Earth was actually hollow! Could humans survive on such a planet? And what would we see below the surface of this world? This […]