In recent years some of the brightest theorists have argued that the very presence of humans in the universe indicates which of the many string theories is valid namely, those that allow the universe to exist as observers see it.

ECONOMIST: Theoretical physics

Fox tackles the origins of the current thinking on the beginning of the universe starting way, way back with Plato, and moving her way through Ptolemy, the astronomical duo of Tycho Brahe and Johannes Kepler (did you know that Brahe had his own castle for studying astronomy?), Galileo, Newton, Einstein, and the current state of the Big Bang, String Theory, and alternative theories for the origins of the universe.

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In string theory, the forces and particles of which the universe is now composed are actually vibrations of tiny strings made from these ten dimensions (six of which are confined to such strings, and thus are not perceivable in the human-scale world).

ECONOMIST: A matter of gravity