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NOVA
Knowledge Keepers
Season 53
Episode 10
For millennia, Indigenous communities in North America have practiced a unique form of science. From navigating the featureless Arctic to building energy-efficient homes in the desert, see how cultural traditions have led to remarkable innovations.
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53:34
The story of the dolphin reveals how intelligence evolved, step by step, over billions of years.
53:42
Step into the stunning cave that’s reshaping our understanding of prehistoric art.
53:34
Follow the relentless quest that led to a breakthrough treatment for a deadly disease.
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53:40
Archaeologists investigate the dramatic origins of democracy in ancient Greece 2,500 years ago.
53:08
Follow the Artemis mission to bring humanity back to the Moon for the first time since Apollo.
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53:25
Surprising evidence at the world’s oldest temple overturns our understanding of human history.
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53:40
New evidence sheds light on the remarkable life—and mysterious collapse—of the ancient jungle city.
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53:31
What if violent asteroid impacts actually jump-started life on Earth? Explore a dramatic theory.