By drilling into the Chicxulub crater, scientists assembled a record of what happened just after the asteroid impact.

The giant asteroid's impact into shallow waters in the Gulf of Mexico 66 million years ago was bad enough. But then an amalgam of additional disasters ensued: Rocks fell from the sky, wildfires ignited and tsunamis inundated distant shorelines.

It was the beginning of the end of the Mesozoic Era when dinosaurs ruled the world.

Scientists released a new record of this day of chaos in Proceedings of the National Academy of Sciences on Monday. Their timeline of the first day of

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