What would happen if you dug to the Earth’s core? What if you fell into Jupiter, Neptune, or the biggest void in the universe? Could Planet 9 really be hiding at the edge of our Solar System, and what if our entire universe existed inside a black hole? These questions lead to some of the strangest and most extreme possibilities in the cosmos. 00:00 You Are Alive to Watch the Solar System's Greatest Storm Die 16:32 What If You Dug to the Earth's Core? 34:38 What If You Fell Into Jupiter? 38:47 What If You Fell Into Neptune? 51:41 What If We Found Planet 9? 1:12:48 What If You Fell Into the Biggest Void in the Universe? 1:28:39 What If Our Universe Was Inside a Black Hole? Enjoying this video? Dive even deeper into the world of science and discovery with Popular Science, the free streaming channel bringing you more of what you love from What If, plus epic explorations in engineering, rocket launches, movies, space, and Earth sciences underknown.com/popularscience Support us o...