Scientists identify rare meteorite behind dinosaur extinction

Scientists identified a rare CO chondrite meteorite as the impactor that caused dinosaur extinction 66 million years ago.

Advanced nickel isotope analysis traced the meteorite's chemical signature to the Chicxulub crater impact event.

The rare nature of this projectile highlights the dinosaurs' extreme misfortune, the article states.

The impact created the Chicxulub crater and led to a mass extinction.