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Practice more problem-solving at https://brilliant.org/TedEd/ — After years of war, the world’s kingdoms have come to an agree...
Get to know the story of Rasputin, known as the “Mad Monk,” who was assassinated for his involvement with the Russian monarchy. R...
Discover how scientists are analyzing compounds in the breath to create a versatile breathalyzer capable of detecting disease. ̵...
Take the first step towards mastering the art of public speaking by checking out TED Masterclass, TED’s newest mobile app: http://bi...