Back to Show
NOVA
Why Trees Are Living Climate Records
Trees are living records of Earth’s climatic past. Play NOVA’s Polar Lab to learn how trees grow by simulating how they respond to different environments.
Support Provided By
Season
53:40
Is engineering humanity’s superpower? See how we can amplify our natural abilities in amazing ways.
53:40
Dive into the universe at the tiniest – and weirdest – of scales.
53:34
Meet the surprising, oddball worlds moving around our solar system.
53:34
Visit strange, frozen worlds to discover the bizarre ice that forms beyond Earth.
Unlock with PBS Passport
53:34
Discover the powerful volcanic eruptions that have shaped worlds across our solar system.
Unlock with PBS Passport
53:34
What are the weirdest worlds in our solar system, and how did they come to be?
Unlock with PBS Passport
53:34
Discover the dramatic forces creating spectacular weather on neighboring planets and moons.
53:38
Explore big discoveries that have revolutionized our understanding of the universe.
53:40
Find out who’s using your data and what you can do about it.
53:34
Explore the spectacular cosmic phenomenon of a total solar eclipse.
53:30
Explore the promise and perils of new A.I. technologies.
53:10
Follow the quest to recover DNA millions of years old for the very first time.