First, there was a violent shock. Then, there was the roar of a 30-foot-high wave of water, throwing fish onto a sandbar in what is now North Dakota. Then there was a hail of molten rock, pelting dying fish and soon-to-be-dying land creatures. Then the fires began.
That’s how the doom of the dinosaurs began, nearly 66 million years ago, according to a study to be published in the Proceedings of the National Academy of Sciences next week.