It's all in your mind. There's no point in jumping to the conclusion when you have no evidence that his death was faked. Furthermore, America can tell the world whatever they want, it's fully up to them. They are the one who freed the world from one of the most dangerous terrorists, not you or me so you should be thankful to them for that.
X-ray Crystallography is a technique for determining the 3 dimensional shape and structure of molecules within a crystal, in which a beam of X-rays strikes a crystal and diffracts into many specific directions.
Read more here -
Dark Energy is an energy or a force which causes the acceleration of the expansion of the galaxies against the pull of gravity, thereby causing the expansion of the universe.
Read more at NASA website -
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