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NOVA
Sands of Time
Anna Hoover (Bristol Bay, Alaska) - In an observational survey, this short documentary presents the realities of coastal erosion by witnessing the experience of Bristol Bay community members. Interviews, local archives, and ancestral knowledge put the circumstances in stark relief as we detail the communities' adjustments to the retreating coastline.
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53:38
Explore mammals’ surprising origins, long before the age of dinosaurs.
53:39
Do speech buttons really allow dogs to talk to us? Scientists investigate.
53:39
New evidence sheds light on the remarkable life—and mysterious collapse—of the ancient jungle city.
53:31
What if violent asteroid impacts actually jump-started life on Earth? Explore a dramatic theory.
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53:41
See how ingenuity and teamwork keep the crew alive and doing science 250 miles above Earth.
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53:40
Astronauts and Mission Control relive terrifying moments during construction of the ISS.
53:28
Find out why deadly flash floods are on the rise and how we can protect ourselves from them.
53:21
Explore mysterious 9,000-year-old Stone Age megastructures found in the Arabian Desert.
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53:32
Discover how two revolutionary ancient inventions changed the course of humanity forever.
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53:25
Follow ancient humans’ journey into an icy and perilous new land.
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53:27
Discover how Homo sapiens outlasted Neanderthals – and how they helped make us who we are today.
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53:25
Follow Homo sapiens as they venture out of Africa and spread farther than any other human species.