66 million years ago, a massive asteroid struck Mexico’s Yucatán Peninsula, triggering the mass extinction of the dinosaurs. Today, with over 700,000 asteroids lurking in space, what would happen if another one hit Earth? Could humanity survive such a catastrophe? Explore the potential threats from space and what science is doing to prepare us for the unthinkable. Find the full documentary: curiositystream.com/video/3143 Breakthrough, Modern Day Killer Asteroid 66 million years ago, an asteroid slammed into Mexico’s Yucatán Peninsula, causing a dinosaur mass extinction. With over 700,000 asteroids in space, what's in store for humanity and our planet if it happens again? #CuriosityStream #Asteroids #Space