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.
Latest Episodes
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Changing Seas Season 17
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Changing Seas Season 16
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Changing Seas Season 15
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Changing Seas Season 14
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Changing Seas Season 13
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Changing Seas Season 12
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Changing Seas Season 11
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Changing Seas Season 10
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Changing Seas Season 9
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Changing Seas Season 8
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Changing Seas Season 7
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Changing Seas Season 6
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Changing Seas Season 5
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Changing Seas Season 4
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Changing Seas Season 3
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Changing Seas Season 2
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Changing Seas Season 1
Scientists work to unravel the cause of the fish spinning phenomenon in the Florida Keys.
Scientists in Madeira study the impacts of plastics on whales and dolphins.
In Playa Hermosa locals unite to protect waves, restore habitats, and save sea turtles.
Scientists collaborate with elephant seals to study their life cycles and ocean health.
Florida scientists make remarkable discoveries about whitespotted eagle rays.
Marine archaeologists uncover a Roman shipwreck on Croatia's Adriatic Coast.
Experts study southern sea otters to ensure their longtime survival on California鈥檚 coast.
Islanders restore Maui's watersheds through traditional Hawaiian wisdom.
Amid shipwrecks and shifting sands, Bermuda鈥檚 corals offer clues to climate resilience.
Researchers brave the Arctic鈥檚 cold and dark to reveal the mysteries of the Polar Night.