CBC - The Nature of Things (Collection Three) (2010) Part 11 The Code Breakers

The Nature of Things: (Collection Three)

The Nature of Things is one of the most successful series in the history of Canadian television. Hosted by the world-renowned geneticist and environmentalist, David Suzuki, the program is in its 53rd season, a landmark by any standard. Every week, the influential program presents stories that are driven by a scientific understanding of the world. Stories full of adventure, drama and insight. Our programs entertain and inspire audiences by engaging with the people and personalities behind the science. From the search for other life in the universe to the psychology of babies, from the furry animals that invade your backyard to the consequences of human progress, The Nature of Things throws open the door to the wonder and accomplishments of science.

Part 11: The Code Breakers

For decades, scientists believed that humans were forced to wait until the end of the last Ice Age before they could enter the Americas. Evidence suggests that 11,000 years ago they crossed the Bering Land Bridge by foot, into what is now modern-day Alaska. Those peoples were called the Clovis, and their arrival and hunting practices were blamed for the sudden disappearance of many large mammals, from mastodons and woolly mammoths to giant ground sloths and sabre-toothed tigers. In recent years however, tantalizing – but often frustratingly inconclusive – evidence of an earlier human migration into the Americas has begun to emerge. It is an incredible revelation – to think that ancient humans could somehow have managed to get past a sheet of ice four kilometres thick. In this fascinating documentary, Canadian anthropologist and adventurer Niobe Thompson takes us inside the incredible scientific discoveries that are finally unraveling these mysteries

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