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The Amazing Race 20 is the twentieth installment of the reality television show The Amazing Race. The Amazing Race 20 features eleven teams of two, each with a pre-existing relationship, in a race around the world.。Albert Einstein, the most famous scientist of all time, was a world-renowned celebrity, greeted like a rock star when he appeared in public. An anti-war firebrand, Einstein also spoke out on issues ranging from women's rights and racism to immigration and nuclear arms control. But today, his image has been neutered into that of a charmingly absent-minded genius. He was, in fact...。