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How the Soil Tells the Story of the Dinosaur Extinction

Season 1 Episode 2 | 3m 18s

North Dakota paleontologist Dr. Clint Boyd shows Emily Graslie a layer of clay that reveals the Cretaceous-Paleogene extinction event – the day an asteroid impact wiped out the dinosaurs. Dr. Boyd explains what clues the soil offers about that fateful day.

Extras
Join Emily as discovers surprising truths hidden in the fossil record.
Join Emily as discovers surprising truths hidden in the fossil record.
Emily Graslie talks to Kylie Ferguson, who made a surprising discovery as a kid.
Cruise into the Cretaceous, when astonishing creatures like T. rex dominated the planet.
Cruise into the Cretaceous, when astonishing creatures like T. rex dominated the planet.
Travel through billions of years of history to meet some of the earliest life forms.
Travel through billions of years of history to meet some of the earliest life forms.
Join Emily Graslie for a summer road trip through the heart of America's dinosaur country.
Emily Graslie and Dr. Eileen Grogan look for fossil fish in Montana.
Meet Prehistoric Road Trip host Emily Graslie.
Latest Episodes
Join Emily as discovers surprising truths hidden in the fossil record.
Cruise into the Cretaceous, when astonishing creatures like T. rex dominated the planet.
Travel through billions of years of history to meet some of the earliest life forms.