Skip to main content
Access to this video is a benefit for members through

Up Next

Ancient Earth: Life Rising

Ancient Earth: Life Rising

Season 50 Episode 13
53:47
Ancient Earth: Inferno

Ancient Earth: Inferno

Season 50 Episode 14
53:45
Ancient Earth: Humans

Ancient Earth: Humans

Season 50 Episode 15
53:15
Inside China's Tech Boom

Inside China's Tech Boom

Season 50 Episode 16
53:20
The Battle to Beat Malaria

The Battle to Beat Malaria

Season 50 Episode 17
53:54
Lee and Liza's Family Tree

Lee and Liza's Family Tree

Season 50 Episode 18
53:30
When Whales Could Walk

When Whales Could Walk

Season 51 Episode 1
53:31
Easter Island Origins

Easter Island Origins

Season 51 Episode 2
53:17
Building the Eiffel Tower

Building the Eiffel Tower

Season 51 Episode 3
53:29
Hunt for the Oldest DNA

Hunt for the Oldest DNA

Season 51 Episode 4
53:10
A.I. Revolution

A.I. Revolution

Season 51 Episode 5
53:30
Great American Eclipse

Great American Eclipse

Season 51 Episode 6
53:34
Back to Show
NOVA

Ancient Earth: Frozen

Season 50 Episode 12

700 million years ago, Earth was a giant snowball cloaked in ice from pole to pole. How did life manage to hold on through this deadly deep freeze, find creative ways to bounce back, and thrive in the dramatically different world that emerged?

Watch Preview
Support Provided By
Season
Solar System: Wandering Worlds
53:34
Meet the surprising, oddball worlds moving around our solar system.
Solar System: Icy Worlds
53:34
Visit strange, frozen worlds to discover the bizarre ice that forms beyond Earth.
Solar System: Volcano Worlds
53:34
Discover the powerful volcanic eruptions that have shaped worlds across our solar system.
Solar System: Strange Worlds
53:34
What are the weirdest worlds in our solar system, and how did they come to be?
Solar System: Storm Worlds
Unlock with PBS Passport
53:34
Discover the dramatic forces creating spectacular weather on neighboring planets and moons.
Decoding the Universe: Cosmos
53:38
Explore big discoveries that have revolutionized our understanding of the universe.
Secrets in Your Data
53:40
Find out who’s using your data and what you can do about it.
Great American Eclipse
53:34
Explore the spectacular cosmic phenomenon of a total solar eclipse.
A.I. Revolution
53:30
Explore the promise and perils of new A.I. technologies.
Hunt for the Oldest DNA
53:10
Follow the quest to recover DNA millions of years old for the very first time.
Building the Eiffel Tower
Unlock with PBS Passport
53:29
Explore the engineering behind Paris’s iconic landmark, the tallest structure of its time.
Easter Island Origins
Unlock with PBS Passport
53:17
New evidence reveals the real story of Easter Island and the builders of its stone heads.
Active loading indicator