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How has sound shaped our history? It has the power to charm, annoy and even change history. This fascinating film takes viewers behind the scenes in hospitals and research labs where sound is eliminating cancer tumors without surgery, stopping neurological disorders and may even reverse the effects of Alzheimer's Disease. Sound can look like magic with acoustic waves that can levitate objects.
Nationalism has changed dramatically since its formation during the Enlightenment era. In the 1830s, Polish...
Though it’s sometimes written off as New-Agey magic,...
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