Earth Science


Prehistoric Road Trip 180 min.

Join host Emily Graslie on the road for a fun and fascinating journey around the Dakotas, Montana, Wyoming and Nebraska to explore 2.5 billion years of Earth's history.

Formats: Streaming Copyright Date: 2020

Tiny Teeth, Fearsome Beasts 56 min.

As she drives closer to the present day, Emily Graslie discovers surprising truths written in the fossil record. Meanwhile, the scientists studying our planet’s past are revealing clues about its future.

Formats: Streaming Copyright Date: 2020

We Dig Dinosaurs 55 min.

Emily Graslie cruises into the Cretaceous, where astonishing creatures like T. rex dominated the planet. But what happened to these tremendous animals?

Formats: Streaming Copyright Date: 2020

Welcome to Fossil Country 54 min.

Emily Graslie embarks on a journey through billions of years of Earth’s history. Along the way, she meets some of the planet’s earliest lifeforms – from primitive bacteria to giant reptiles, and many surprising creatures in between.

Formats: Streaming Copyright Date: 2020

Episode 1: Seasons 26 min.

In this episode we look at how the changing seasons affect life on our precious Earth and then examine what causes seasons.

Formats: DVDStreaming Copyright Date: 2020

Episode 2: Long Hot Summer Days 19 min.

In this episode we explain why summer days are long and winter days are short, and how the length of daytime contributes to seasonal variations in temperature.

Formats: DVDStreaming Copyright Date: 2020

Episode 3: Following the Sun 21 min.

In this episode, we look at how the sun’s movement across the sky every day changes. In summer, the sun reaches a much higher angle in the sky than it does in winter. This affects the design of energy-efficient homes and the placement of solar panels.

Formats: DVDStreaming Copyright Date: 2020

Episode 4: The Coriolis Effect 24 min.

In this episode, we describe how tropical cyclones form and examine their huge power. We explain what the Coriolis Effect is and how it makes tropical cyclones rotate the way that they do. We also travel to three continents to demonstrate how the Coriolis Effect affects water draining from a small container. Does water really swirl in a different direction depending on which hemisphere it’s in?

Formats: DVDStreaming Copyright Date: 2020

Episode 5: Land and Ocean 26 min.

In thie episode, we examine how the world’s land masses and oceans affect global climate patterns. We look at why the air gets colder and colder the higher you go, why coastal regions don’t heat up or cool down as much as inland regions, why northern hemisphere winters are so much colder that southern hemisphere winters, and a whole lot more.

Formats: DVDStreaming Copyright Date: 2020

Shedding Light on the Sun and Earth 114 min.

Using exceptional demonstrations and animations, this series introduces students to the essentials of climate science. We examine what causes seasons, why the days are longer in summer than they are in winter, how the movement of the sun across the sky affects the renewable-energy industry, and a whole lot more.

Formats: DVDStreaming Copyright Date: 2020