Eons


EONS explores the history of life on Earth, from the dawn of life in the Archaean Eon though the Mesozoic Era - the so-called "Age of Dinosaurs" - right up to the end of the most recent Ice Age. Hank Green hosts, alongside paleontologist Kallie Moore and science writer Blake de Pastino. They discuss the evolutionary history of mammals, including humans and other species.

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    The Facts about Dinosaurs & Feathers | Eons

    Over the past 20 years, dinosaurs of all types and sizes have been found with some sort of fluff or even full-on plumage. These fuzzy discoveries have raised a whole batch of new questions so we're here to tell you everything we know about dinosaurs and feathers.

    Grades: 9-12
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    The Search for the Earliest Life | Eons

    More than 4 billion years ago, the crust of the Earth was still cooling and the oceans were only beginning to form. But in recent years, we’ve started to discover that, even in this hostile environment, life found a way.

    Grades: 9-12
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    A Brief History of Geologic Time | Eons

    By looking at the layers beneath our feet, geologists have been able to identify and describe crucial episodes in life’s history. These key events frame the chapters in the story of life on earth and the system we use to bind all these chapters together is the Geologic Time Scale.

    Grades: 9-12
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    When Whales Walked | Eons

    We know whales as graceful giants bound to the sea. But what if we told you there was actually a time when whales could walk?

    Grades: 9-12
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    When the Earth Was Purple | Eons

    Besides the blue of the oceans, the dominant color of our planet, as we know it, is green. But imagine a time when the Earth looked a little … purple.

    Grades: 9-12
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    How Did Dinosaurs Get So Huge? | Eons

    Part of why we’re so fascinated with extinct dinosaurs is it’s just hard for us to believe that animals that huge actually existed. And yet, they existed! From the Jurassic to the Cretaceous Periods, creatures as tall as a five-story building were shaking the Earth.

    Grades: 9-12
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    History's Most Powerful Plants | Eons

    Fossil fuels are made from the remains of extinct organisms that have been exposed to millions of years of heat and pressure. But in the case of coal, these organisms consisted largely of some downright bizarre plants that once covered the Earth, from Colorado to China.

    Grades: 9-12

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