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Whale songs, fake fossils and "Forever Chemicals"

This week scientists unveil prehistoric cases of Down鈥檚 syndrome, we discuss how whales really produce whale songs and we find out more about the so called 鈥淔orever Chemicals鈥.

Dr Chris Smith and the Naked Scientist team present the latest science news, analysis and breakthroughs,

In this week's episode...scientists unveil prehistoric cases of Down鈥檚 syndrome, but how did they find them? How whales really produce whale songs and the famous fake fossil that foxed palaeontologists for the best part of a century. Plus we鈥檙e taking a look at the so called 鈥淔orever Chemicals鈥濃hat are they? And how they might be damaging for us and the environment.

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53 minutes

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