How do we know an asteroid hit Earth 66 million years ago?

Jai Ho

Educational videos and stories

By KidzSearchFrom YoutubeJanuary 22, 2026

Scientists confirmed an asteroid impact 66 million years ago through evidence like iridium-rich sediment, shocked quartz, and the massive Chicxulub crater, linking it to the dinosaurs' extinction

#Asteroid

#Chicxulub

#Cretaceous

#Dinosaurs

#Evidence

#Extinction

#Impact

#Iridium

#Paleontologists

#Species

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