Mass Extinction on Earth, 65M Years Ago: What Happened? | AMNH https://www.amnh.org/exhibitions/dinosaurs-ancient-fossils/extinction
You’ve probably heard how dinosaurs went extinct: They were all killed one terrible day when a huge object from outer space-a comet or asteroid the size of at least 100,000 Superdomes-slammed into Ear
The leading theory is that a huge asteroid or comet slammed into Earth 65 million
