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Around 66 million years ago, all non-avian dinosaurs went extinct. Was the culprit a 6-mile wide asteroid that collided with Earth? Or did other factors contribute to the dinosaurs’ die-off? Paleontologist Aki Watanabe looks at other theories for why dinosaur populations declined during this famous mass extinction.
If you want to know how scientists discovered that an asteroid impact actually occurred, watch this week’s Space video: https://www.youtube.com/watch?v=gAdzVTqURdM
#Asteroid #DinosaurExtinction #MassExtinction #SpaceVsDinos #AMNH
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