The shocking origins of the inhumane pseudoscience that influenced the Nazi death camps.

Watch Eugenics: Science's Greatest Scandal on BBC Select

Eugenics was the incorrect theory that humans could be improved by selective breeding. So-called ‘faults’ could be bred away; any ‘detrimental’ elements eradicated. Its origins lie with well-respected British medical practitioners; the Nazis put the ideas into practice.

Science expert Angela Saini and disability rights activist Adam Pearson look at the history and legacy of eugenics in this historical science documentary.

Watch Eugenics: Science's Greatest Scandal and more acclaimed documentaries on BBC Select today. Restrictions apply*.

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