Extras
See how secret letters written by Mary, Queen of Scots, were finally decoded.
Discover how two revolutionary ancient inventions changed the course of humanity forever.
An unprecedented discovery could reveal new information about Cleopatra鈥檚 reign.
Marlee Matlin refused to allow a hearing actor to play her Deaf husband in the 2021 film 鈥淐ODA.鈥�
Marlee Matlin visits the house she grew up in Morton Grove, Illinois.
Henry Winkler took Marlee Matlin in for two years while she recovered from a turbulent time.
Learn about Marlee Matlin, Oscar-winning actress and champion of the Deaf community.
A new generation of lions, cheetahs, and leopards comes of age in Botswana鈥檚 Okavango Delta.
Follow ancient humans鈥� journey into an icy and perilous new land.
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Untold Earth Season 2
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Untold Earth Season 1
The Bay of Fundy's extreme 50 foot tides carry enough potential energy to power a small city.
Every winter, giant cuttlefish gather by the thousands for a battle royale to win a mate.
In Florida鈥檚 wetlands the carnivorous pitcher plant is blurring the lines between predator and ally.
What secrets can we unearth about the future of our planet from this petrified forest in Arizona?
Discover how The Atchafalaya Basin protects Louisiana's coast from hurricanes.
Meet Pando, an ancient tree in Utah that has grown into one of Earth's largest living wonders.
How are truffles key to the survival of the forest ecosystem at large?
What does it mean to preserve a place that is defined by it's impermanence?
Microbial warfare has been raging for thousands of years deep below the Chihuahuan Desert.
What does one of Earth's harshest environments teach us about planet survival?