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NOVA
Sharks Are Showing Up Earlier—and Staying Longer
Tiger sharks are being spotted off the coast of the New England earlier than usual, and they’re hanging around for longer. What's going on? And are they here to stay.
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53:42
Step into the stunning cave that’s reshaping our understanding of prehistoric art.
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Witness how Native North Americans have generated scientific knowledge over thousands of years.
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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.
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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.