Earth Science


New! Arctic Drift 54 min.

Join scientists on the most ambitious Arctic research expedition ever. Facing hungry polar bears, perilous sea ice cracks, and brutal cold, the team strives to understand the forces that are changing the region--and the world--forever.

Formats: Streaming Copyright Date: 2021

Can We Cool the Planet? 54 min.

As global temperatures rise, scientists are exploring solutions from planting trees to sucking carbon out of the air to geoengineering. But would they work? And what are the risks of engineering Earth's climate?

Formats: Streaming Copyright Date: 2020

Mr. Tornado 54 min.

Meteorologist Tetsuya Theodore “Ted” Fujita spent months studying The Super Outbreak of 1974 – the most intense tornado outbreak on record. Follow the story of the man whose research helped Americans respond to dangerous weather phenomena.

Formats: Streaming Copyright Date: 2020

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