简介：Two paranormal investigators are called upon by a distressed family that claims they are being tormented by an evil spirit known in their local town as The Candy Witch.However, as the mystery of her curse is uncovered, surprising and sinister turns are d
简介：Everyone's heard of it, but what does E=mc2 -- the world’s most famous equation -- really mean? And why did it change the world?With brilliant period recreations, NOVA dramatizes how an obscure young patent clerk, Albert Einstein, came up with his s